Calibration Business

At HM Tech, our commitment is to achieve excellence in customer service.

Calibration Business

Scope and Field of Accreditation

Scope and Field of Accreditation

101 Frequency of radiatio

  • Classification number
    Calibration Items
  • 10101
    Laser frequency
  • 10199
    Other

102 Linear dimension

  • Classification number
    Calibration Items
  • 10201
    Balls
  • 10202
    Extensometer calibrators
  • 10203
    Electrical/mechanical comparators
  • 10204
    Gauge block comparators
  • 10205
    Ring gauge comparators
  • 10206
    Dial/cylinder gauge testers
  • 10207
    Doctor blades
  • 10208
    Distance meters; electrooptic/laser/ultrasonic
  • 10209
    End bars
  • 10210
    Extensometers, linear displacement transducers
  • 10211
    Filler gauges
  • 10212
    Film applicators
  • 10213
    Gap gauges
  • 10214
    Gauge blocks, by comparison
  • 10215
    Gauge blocks, by interferometry
  • 10216
    Height gauges/measuring machines
  • 10217
    Laser interferometers
  • 10218
    Line standards
  • 10219
    Linear scales
  • 10220
    Standard measuring machines
  • 10221
    Micro scales/standard scales
  • 10222
    Air micrometers
  • 10223
    Electronic micrometers
  • 10224
    Height micrometers, riser blocks
  • 10225
    Laser scan micrometers
  • 10226
    Optical scales
  • 10227
    Standard tape rules, peripheral gauges
  • 10228
    Cylindrical plug/pin gauges, thread measuring wire gauges
  • 10229
    Radius gauges
  • 10230
    Cylindrical ring gauges

103 Angle

  • Classification number
    Calibration Items
  • 10301
    Angle comparator
  • 10302
    Angle gauge block
  • 10303
    Autocollimator
  • 10304
    Bevel protractors
  • 10305
    Brake testers
  • 10306
    Clinometers
  • 10307
    Collimators
  • 10308
    Fine angle generators, level comparators
  • 10309
    Gyrostations
  • 10310
    Indexing tables
  • 10311
    Plate/square/electric levels
  • 10312
    Auto levels
  • 10313
    Optical dividing heads
  • 10314
    Penta-prisms
  • 10315
    Polygons
  • 10316
    Rotary tables
  • 10317
    Sine bars, plates, tables, centers
  • 10318
    Squareness testers, right angle testers
  • 10319
    Cylindrical squares
  • 10320
    Precision squares
  • 10321
    Theodolites, transits
  • 10322
    Angular dislpacement transducers
  • 10323
    Alignment telescopes, line of sight collimaters
  • 10324
    Calibration system for survey instruments
  • 10325
    Jig transits
  • 10326
    Laser levels
  • 10327
    Optical wedges
  • 10399
    Other

104 Form

  • Classification number
    Calibration Items
  • 10401
    Form testers
  • 10402
    Lens/radius standards
  • 10403
    Optical flat testers
  • 10404
    Optical flats
  • 10405
    Optical parallels
  • 10406
    Parallel blocks
  • 10407
    Precision surface plates
  • 10408
    Profile gauges
  • 10409
    Roundness measurement instruments
  • 10410
    Form standard specimens
  • 10411
    Roundness standard/roundness magnification standard specimens
  • 10412
    Straight edges
  • 10413
    Straight rules
  • 10414
    Straightness measuring machines
  • 10415
    Test bars
  • 10416
    Spherometers
  • 10499
    Other

105 Complex geometry

  • Classification number
    Calibration Items
  • 10501
    Base gauges for electric bulb
  • 10502
    Bench centers
  • 10503
    Contact coordinate measuring machines
  • 10504
    Non-contact coordinate measuring machines
  • 10505
    Gauge block accessories
  • 10506
    Gear measuring instruments
  • 10507
    Gear standards
  • 10508
    Hardness indenters
  • 10509
    Laser scan surveys
  • 10510
    Laser trackers
  • 10511
    Measuring microscopes, profile projectors
  • 10512
    Micro measuring microscopes
  • 10513
    Orifice plates
  • 10514
    Taper plug gauges
  • 10515
    Taper ring gauges
  • 10516
    Non-contact optical roughness testers
  • 10517
    Stylus type roughness testers
  • 10518
    Socket gauges for electric bulb
  • 10519
    Roughness standard/comparison specimens
  • 10520
    Spline and serration gauges
  • 10521
    Taper measurement instruments
  • 10522
    Thread caliper gauges
  • 10523
    Thread measuring machines
  • 10524
    Thread pitch measuring machines
  • 10525
    Thread plug gauges
  • 10526
    Taper thread plug gauges
  • 10527
    Thread ring gauges
  • 10528
    Taper thread ring gauges
  • 10529
    V-blocks, box blocks
  • 10530
    Position gauges
  • 10531
    SEM/TEM/SPM/AFM microscopes
  • 10599
    Other

106 Various dimensional

  • Classification number
    Calibration Items
  • 10601
    Inside/outside/gear tooth calipers, caliper gauges
  • 10602
    Cryptometers
  • 10603
    Cylinder/bore gauges
  • 10604
    Depth gauges, depth micrometers (Including dial type)
  • 10605
    Dial/digital gauges
  • 10606
    Geodesic baselines
  • 10607
    GPS surveys
  • 10608
    Grind gauges
  • 10609
    Micro indicators, test indicators
  • 10610
    Micrometer heads
  • 10611
    3-point micrometers
  • 10612
    Inside micrometers
  • 10613
    Outside micrometers
  • 10614
    Offset of retroreflectors
  • 10615
    Particle counters
  • 10616
    Planimeters
  • 10617
    Standard sieves
  • 10618
    Total stations
  • 10619
    Water level meters
  • 10620
    Welding gauges
  • 10621
    Optical micrometers
  • 10699
    Other

201 Mass

  • Classification number
    Calibration Items
  • 20101
    Auto-conveyor scale balances
  • 20102
    Auto-hopper scale balances
  • 20103
    Auto-packer scale balances
  • 20104
    Axle weigher balances
  • 20105
    Counter beam balances
  • 20106
    Dial platform scale balances
  • 20107
    Dial swing scale balances
  • 20108
    Direct reading balances
  • 20109
    Electric balances
  • 20110
    Equal arm balances
  • 20111
    Manual swing scale balances
  • 20112
    Platform scale balances
  • 20113
    Spring scale balances
  • 20114
    Trip balances
  • 20115
    Weight difference checkers
  • 20116
    Weights
  • 20199
    Other

202 Force

  • Classification number
    Calibration Items
  • 20201
    Force calibration machines
  • 20202
    Force measuring devices
  • 20203
    Tension/compression testing machines
  • 20204
    Push-pull gauges
  • 20299
    Other

203 Torque

  • Classification number
    Calibration Items
  • 20301
    Torque calibration machines
  • 20302
    Torque measuring devices
  • 20303
    Torque wrenches/drivers
  • 20399
    Other

204 Pressure

  • Classification number
    Calibration Items
  • 20401
    Altimeters
  • 20402
    Manometers - inclinometers, U-tube, and well-type
  • 20403
    Pneumatic pressure balances
  • 20404
    Hydraulic pressure balances
  • 20405
    Air data test systems
  • 20406
    Absolute pressure gauges - dial, digital, barometers, recorders
  • 20407
    Blood pressure gauges
  • 20408
    Compound pressure gauges
  • 20409
    Differential pressure gauges - digital, dial included
  • 20410
    Dynamic pressure gauges - pneumatic, hydraulic
  • 20411
    Gauge pressure gauges - dial, digital, recorders
  • 20412
    Pressure transducers/transmitters
  • 20413
    Dial type vacuum gauges
  • 20414
    Water Depth meters
  • 20499
    Other

205 Vacuum

  • Classification number
    Calibration Items
  • 20501
    Capacitance diaphragm gauges
  • 20502
    Spinning rotor gauges
  • 20503
    Ionization gauges
  • 20504
    Thermal conductivity gauges; pirani, thermocouple, convectron, etc.
  • 20505
    Standard leaks, Helium leak detectors
  • 20599
    Other

206 Volume

  • Classification number
    Calibration Items
  • 20601
    Volumetric glasswares; including other materials
  • 20602
    Pycnometers; including stainless steel
  • 20603
    Rain gauges
  • 20604
    Standard volume vessels
  • 20605
    Concrete air content meters
  • 20606
    Piston type volume meters
  • 20699
    Other

207 Density

  • Classification number
    Calibration Items
  • 20701
    Gas density meters
  • 20702
    Liquid density meters
  • 20703
    Solid density meters
  • 20704
    Salinity meters
  • 20705
    Sucrose meters
  • 20706
    Hydrometers; density, specific gravity, alcohol, API, baume, sugar, milk, soil, salinity, LPG, etc.
  • 20707
    Chloride meters
  • 20799
    Other

208 Viscosity

  • Classification number
    Calibration Items
  • 20801
    Kinematic viscometers; capillary, etc.
  • 20802
    Dynamic viscometers; rotational, etc.
  • 20899
    Other

209 Fluid flow

  • Classification number
    Calibration Items
  • 20901
    Anemometers; hot-wire
  • 20902
    Anemometers; pitot tube, etc.
  • 20903
    Gas flowmeter calibrators; gravimetric
  • 20904
    Gas flowmeter calibrators; volumetric
  • 20905
    Liquid flowmeter calibrators; gravimetric
  • 20906
    Liquid flowmeter calibrators; volumetric
  • 20907
    Current meters
  • 20908
    Gas flowmeters; differential pressure
  • 20909
    Liquid flowmeters; differential pressure
  • 20910
    Liquid flowmeters; electromagnetic
  • 20911
    Gas flowmeters; thermal mass, etc.
  • 20912
    Liquid flowmeters; Coriolis, etc.
  • 20913
    Liquid flowmeters; open channel, etc.
  • 20914
    Gas flowmeters; positive displacement
  • 20915
    Liquid flowmeters; positive displacement
  • 20916
    Gas flowmeters; turbine
  • 20917
    Liquid flowmeters; turbine
  • 20918
    Gas flowmeters; ultrasonic
  • 20919
    Liquid flowmeters; ultrasonic
  • 20920
    Gas flowmeters; variable area
  • 20921
    Liquid flowmeters; variable area
  • 20922
    Gas flowmeters; vortex
  • 20923
    Liquid flowmeters; vortex
  • 20924
    Anemometers; laser Doppler
  • 20925
    Anemometers; vane, etc.
  • 20999
    Other

210 Hardness

  • Classification number
    Calibration Items
  • 21001
    Brinell hardness testers
  • 21002
    Rockwell hardness testers
  • 21003
    Shore hardness testers
  • 21004
    Vickers hardness testers
  • 21005
    Durometer hardness testers
  • 21006
    Leeb hardness testers
  • 21007
    Indenters
  • 21099
    Other

211 Impact

  • Classification number
    Calibration Items
  • 21101
    Impact strength testers; maximum impact indicators, impact recorders, overload impact indicators, etc.
  • 21102
    Charpy impact testers
  • 21103
    Izod impact testers
  • 21199
    Other

301 Time & frequency

  • Classification number
    Calibration Items
  • 30101
    Clock/chronometers
  • 30102
    Frequency standards
  • 30103
    General frequency sources
  • 30104
    Frequency meters/counters
  • 30105
    Time interval sources
  • 30106
    Time interval meters/stopwatches/timers
  • 30199
    Other

302 Velocity & revolution

  • Classification number
    Calibration Items
  • 30201
    Standard RPM generators
  • 30202
    Contact type tachometers
  • 30203
    Photo tachometers/stroboscopes
  • 30204
    Speed meters
  • 30205
    Wow-flutter generators
  • 30206
    Wow-flutter meters
  • 30299
    Other

401 DC volatage & current

  • Classification number
    Calibration Items
  • 40101
    DC ammeters
  • 40102
    Transconductance amplifiers
  • 40103
    DC voltage/current calibrators
  • 40104
    Electrical temperature calibrators (sensor excluded)
  • 40105
    DC current shunts
  • 40106
    Galvanometers/null detectors
  • 40107
    Potentiometers
  • 40108
    DC power supplies
  • 40109
    Standard cells
  • 40110
    DC voltage dividers
  • 40111
    DC voltage standards
  • 40112
    DC voltmeters/differential voltmeters, etc.
  • 40113
    Static/ionic voltmeters
  • 40199
    Other

402 Resistance, capacitance and inductance

  • Classification number
    Calibration Items
  • 40201
    Capacitance bridges/indicators
  • 40202
    Decade capacitors
  • 40203
    High voltage capacitors
  • 40204
    Standard capacitors
  • 40205
    Earth testers
  • 40206
    Inductance bridges/indicators
  • 40207
    Inductive voltage dividers
  • 40208
    Inductors
  • 40209
    Mutual inductors
  • 40210
    Insulation testers
  • 40211
    Q-meters
  • 40212
    Direct reading ratio sets
  • 40213
    Resistance bridges & similar instruments
  • 40214
    Resistance meters
  • 40215
    Resistors
  • 40216
    Electrical conductivity meters
  • 40217
    Impedance bridges/LCR meters
  • 40299
    Other

403 AC voltage, current & power

  • Classification number
    Calibration Items
  • 40301
    AC ammeters
  • 40302
    Clamp ammeters/voltmeters
  • 40303
    AC voltage/current calibrators
  • 40304
    Wattmeter calibrators
  • 40305
    AC current shunts
  • 40306
    Phase angle generators (synchro resolve generators)
  • 40307
    Voltage/current phase angle meters (synchro resolve meters)
  • 40308
    Potential transformer test sets
  • 40309
    Potential transformers
  • 40310
    Power factor meters
  • 40311
    AC power meters
  • 40312
    AC power supplies
  • 40313
    Puncture/safety testers
  • 40314
    Power recorders
  • 40315
    Current transformer test sets
  • 40316
    Current/turn current coil transformers
  • 40317
    LF thermal voltage converters
  • 40318
    AC voltmeters
  • 40319
    Watt hour meters
  • 40320
    Pulsed high voltage & current meters/welding current meters
  • 40321
    Ratio transformers
  • 40322
    Electric field meters
  • 40399
    Other

404 Other DC & LF measurements

  • Classification number
    Calibration Items
  • 40401
    LF amplifiers
  • 40402
    DC/LF attenuators
  • 40403
    Multimeter calibrators
  • 40404
    Oscilloscope calibrators
  • 40405
    CD/DVD meters/analyzers
  • 40406
    Video signal generators
  • 40407
    Audio distortion analyzers/meters
  • 40408
    LF filters
  • 40409
    LF/audio signal analyzers
  • 40410
    Line frequency meters
  • 40411
    Function generators
  • 40412
    Genescopes
  • 40413
    AC/DC high voltage voltmeters
  • 40414
    LF impulse generators
  • 40415
    Jitter meters
  • 40416
    Leakage current testers
  • 40417
    Electronic AC/DC loads
  • 40418
    Modulation meters
  • 40419
    Analogue/digital multimeters
  • 40420
    Noise meters
  • 40421
    Oscilloscopes
  • 40422
    LF phase meters
  • 40423
    Random wave generators
  • 40424
    Voltage/current recorders
  • 40425
    Relay test sets
  • 40426
    LF signal generators
  • 40427
    LF spectrum analyzers
  • 40428
    Spot generators
  • 40429
    Sweep generators
  • 40430
    Signal transducers
  • 40431
    AC-DC transfer standards
  • 40432
    Transistor curve tracers
  • 40433
    Waveform analyzers
  • 40434
    AC/DC high voltage generators
  • 40435
    AC/DC high voltage probes
  • 40436
    Logic analyzers
  • 40437
    Telephone testers
  • 40438
    Video signal analyzers
  • 40499
    Other

405 Low frequency electric & magnetic field

  • Classification number
    Calibration Items
  • 40501
    Coil systems
  • 40502
    Core loss testing sets
  • 40503
    Flux meters
  • 40504
    Flux sources
  • 40505
    LF Gauss meters
  • 40506
    Magnetic hysteresis graph systems
  • 40507
    Magnetic test sets
  • 40508
    Magnetometers
  • 40509
    Vibrating sample magnetometers
  • 40510
    Reference/standard magnets
  • 40511
    Search coils
  • 40512
    Eddy current test blocks
  • 40599
    Other

406 Radio frequency measurement

  • Classification number
    Calibration Items
  • 40601
    RF Amplifiers
  • 40602
    Coaxial Attenuators
  • 40603
    Waveguide Attenuators
  • 40604
    BER (Bit Error Rate) Testers
  • 40605
    Burst Pulse Generators
  • 40606
    Attenuator Calibrators
  • 40607
    RF Power Meter Calibrators
  • 40608
    EMC Transducers
  • 40609
    Delay Lines
  • 40610
    Coaxial Directional Couplers/Splitters
  • 40611
    Waveguide Directional Couplers
  • 40612
    DS1/DS3 Communications Systems
  • 40613
    Electrostatic Discharge Generators
  • 40614
    EMC Receivers
  • 40615
    RF Filters
  • 40616
    RF Impedance Meters
  • 40617
    RF Impulse Generators
  • 40618
    Line Impedance Stabilization Networks (LISN, CDN, ISN, etc.)
  • 40619
    Coaxial Standard Mismatches
  • 40620
    Waveguide Standard Mismatches
  • 40621
    Mobile Communication Test Sets
  • 40622
    Modulation Meters
  • 40623
    Network Analyzers
  • 40624
    Noise Figure Meters
  • 40625
    Noise Generators
  • 40626
    Noise Impulse Simulators
  • 40627
    RF Phase Noise Meters
  • 40628
    Coaxial Noise Sources
  • 40629
    Waveguide Noise Sources
  • 40630
    Hot/Cold Noise Standards
  • 40631
    RF Phase Meters
  • 40632
    Coaxial Phase Shifters
  • 40633
    Waveguide Phase Shifters
  • 40634
    RF Micro-Potentiometers
  • 40635
    RF Power Meters
  • 40636
    Diode Power Sensors
  • 40637
    Thermocouple Power Sensors
  • 40638
    Pulse Generators
  • 40639
    Radar Test Sets
  • 40640
    RF Signal Generators
  • 40641
    RF Spectrum Analyzers
  • 40642
    RF Speed Guns
  • 40643
    Surge Generators
  • 40644
    SWR Meters
  • 40645
    RF Terminations
  • 40646
    Coaxial Thermistor Mounts
  • 40647
    Waveguide Thermistor Mounts
  • 40648
    Transmission Trouble Testers
  • 40649
    RF Thermal Voltage Converters
  • 40650
    RF Voltmeters
  • 40651
    Vector Voltmeters
  • 40652
    Field Strength Meters
  • 40653
    AM/FM Test Sources
  • 40654
    Dip Simulators
  • 40699
    Other

407 Field strength & antenna

  • Classification number
    Calibration Items
  • 40701
    Microwave Leakage Monitors
  • 40702
    Probes
  • 40703
    Dipole Antennas
  • 40704
    Loop Antennas
  • 40705
    Monopole Antennas
  • 40706
    Microwave Radiation Hazard Monitors
  • 40707
    Horn Antennas
  • 40799
    Other

501 Contact thermometry

  • Classification number
    Calibration Items
  • 50101
    Temperature Generators
  • 50102
    Temperature Indicators/Recorders/Controllers, Calibrators
  • 50103
    Glass Thermometers; Liquid-in-Glass, Beckmann
  • 50104
    Resistance Thermometers; SPRT, IPRT, Thermistors, etc.
  • 50105
    Thermal Expansion Thermometers; Bimetal, Gas or Liquid Type
  • 50106
    Thermocouples; Noble Metal, Base Metal, Pure Metal, Special Type, etc.
  • 50107
    Temperature Transducers
  • 50108
    Primary Fixed-Point Cells and Apparatus
  • 50109
    Other Thermometers; Quartz, Semiconductivity, Optical Fiber, etc.
  • 50199
    Other

502 Non contact thermometry

  • Classification number
    Calibration Items
  • 50201
    Non-Contact Type Primary Fixed-Point Cells and Apparatus
  • 50202
    Standard Strip Lamps
  • 50203
    Optical Pyrometers
  • 50204
    Standard Radiation Thermometers
  • 50205
    Thermal Image Apparatus
  • 50206
    Blackbody Furnaces
  • 50207
    Other Thermometers; Ear Thermometers, etc.
  • 50299
    Other

503 Humidity

  • Classification number
    Calibration Items
  • 50301
    Dew-Point Hygrometers; Chilled Mirror, Alumina Thin Film, etc.
  • 50302
    Relative Humidity Hygrometers; Polymer Thin Film, Hair, etc.
  • 50303
    Psychrometers; Assmann Ventilated, PRT Type, etc.
  • 50304
    Temperature Humidity Recorders; Hygrothermograph, etc.
  • 50305
    Dew-Point/Relative Humidity Transducers
  • 50306
    Humidity Generators; Two-Pressure, Two-Temperature, Flow Mixing Humidity Generator, Constant Temperature and Humidity Chamber, etc.
  • 50307
    Other Hygrometers; CRDS, QCM, P2O5 Electrolytic, Infrared Sensor, etc.
  • 50399
    Other

504 Moisture

  • Classification number
    Calibration Items
  • 50401
    Cereal Moisture Meters
  • 50402
    Wood Moisture Meters
  • 50403
    Paper Moisture Meters
  • 50499
    Other

601 Sound in air

  • Classification number
    Calibration Items
  • 60101
    Audiometers
  • 60102
    Sound Calibrators; Sound Pressure Level Calibrators, Pistonphones
  • 60103
    Ear Simulators
  • 60104
    Microphones
  • 60105
    Reference Sound Sources
  • 60106
    Sound Level Meters
  • 60199
    Other

602 Sound in water

  • Classification number
    Calibration Items
  • 60201
    Ultrasonic Hydrophones
  • 60202
    Ultrasound Transducers
  • 60203
    Ultrasonic Power Meters
  • 60204
    Ultrasonic Power Calibrators
  • 60205
    Non-Ultrasonic Hydrophones
  • 60299
    Other

603 Vibration

  • Classification number
    Calibration Items
  • 60301
    Vibration Calibrators
  • 60302
    Vibration Transducers
  • 60303
    Vibration Measuring Instruments
  • 60304
    Angular Vibration Calibrators
  • 60305
    Angular Vibration Transducers
  • 60306
    Angular Vibration Measuring Instruments
  • 60399
    Other

701 Photometry

  • Classification number
    Calibration Items
  • 70101
    Iluminance Meters
  • 70102
    Luminance Meters
  • 70103
    Total Luminous Flux Meters
  • 70104
    Luminous Intensity Meters
  • 70199
    Others

702 Property of detectors & source

  • Classification number
    Calibration Items
  • 70201
    Blackbody Radiation Sources
  • 70202
    Color Temperature Meters
  • 70203
    Color Temperature Standard Lamps
  • 70204
    Colorimeters; Source Color
  • 70205
    Irradiance Meters
  • 70206
    Laser Energy Meters
  • 70207
    Laser Power Meters
  • 70208
    Standard LED Light Sources
  • 70209
    Total Luminous Flux Standard Lamps
  • 70210
    Optical Detectors
  • 70211
    Pyranometers and Pyrheliometers
  • 70212
    Radiometers
  • 70213
    Display Color Analyzers; Luminance, Chromaticity, White Balance, etc.
  • 70214
    Luminous Intensity Standard Lamps
  • 70215
    Spectral Irradiance Standard Lamps
  • 70216
    Total Spectral Radiant Flux Standard Lamps
  • 70217
    Luminance Standard Sources
  • 70218
    Spectral Radiance Standard Sources
  • 70219
    UV Irradiance Meters
  • 70220
    Spectral Irradiance Meters
  • 70221
    Total Spectral Radiant Flux Meters
  • 70222
    Spectral Radiance Meters
  • 70223
    Spectral Radiant Intensity Meters
  • 70299
    Others

703 Property of material

  • Classification number
    Calibration Items
  • 70301
    Colorimeters; Material Color
  • 70302
    Color Standard Filters
  • 70303
    Color Standard Papers/Paints
  • 70304
    Color Standard Tiles
  • 70305
    Dioptometers
  • 70306
    Gloss Meters
  • 70307
    Gloss Standard Plates
  • 70308
    Haze Meters
  • 70309
    Haze Standard Plates
  • 70310
    Interferometers
  • 70311
    Lens Testers
  • 70312
    Lens Meters
  • 70313
    Optical Density Standard Filters
  • 70314
    Optical Density Step Tablets
  • 70315
    Optical Densitometers
  • 70317
    Polarimeters
  • 70318
    Polarization Compensators
  • 70319
    Reflectance Meters
  • 70320
    Diffuse-Reflectance Meters
  • 70321
    Refractometers
  • 70322
    Color Comparators
  • 70323
    Transmittance Meters
  • 70324
    Whiteness Meters
  • 70325
    Spectrophotometers including FT-IR Spectrophotometers
  • 70326
    Wavelength Reference Materials; Absorption Cell, Bandpass Filter, etc.
  • 70327
    Retroreflectometers; Coefficient of Retroreflected Luminance
  • 70328
    Retroreflectometers; Coefficient of Retroreflected Luminous Intensity
  • 70399
    Others

704 Fiber optics

  • Classification number
    Calibration Items
  • 70401
    Brillouin Optical Time Domain Reflectometers; B-OTDR
  • 70402
    Broadband Light Sources
  • 70403
    Wavelength Reference Gas Cells, Optical Communication Wavelength Bands; Acetylene, Hydrogen Cyanide, Carbon Monoxide, etc.
  • 70404
    Chromatic Dispersion Analyzers
  • 70405
    Fiber Optic Characteristics Measurement Equipment; Effective Area, Cut-off Wavelength, MFD
  • 70406
    Fiber geometry testers
  • 70407
    Fiber strain testers
  • 70408
    Multichannel laser sources
  • 70409
    Optical amplifier measuring systems
  • 70410
    Optical attenuators
  • 70411
    Optical couplers
  • 70412
    Fiber-optic power meters
  • 70413
    Optical loss testers
  • 70414
    Optical low-coherence reflectometers
  • 70415
    Optical multimeters
  • 70416
    Optical network analyzers
  • 70417
    Optical spectrum analyzers
  • 70418
    Optical time domain reflectometers; OTDR
  • 70419
    PDH/SDH analyzers
  • 70420
    Polarization dependent loss meters
  • 70421
    Polarization mode dispersion analyzers
  • 70422
    Refractive index profilers
  • 70423
    Return loss meters
  • 70424
    SDH/SONET analyzers
  • 70425
    SOP analyzers
  • 70426
    Multi-laser wavelength meters
  • 70427
    Wavelength sweep multichannel measuring systems
  • 70428
    Fiber spectral loss analyzers
  • 70429
    Frequency stabilized lasers and LDs
  • 70430
    ASE light sources
  • 70431
    CW-laser wavelength meters
  • 70432
    Pulse laser wavelength meters
  • 70433
    Optical power stabilized lasers and LDs
  • 70499
    Others

801 Dosimetry

  • Classification number
    Calibration Items
  • 80101
    Air kerma strength
  • 80102
    Personal dosimeters; ADR, pocket
  • 80103
    Standard irradiations; beta, x, gamma
  • 80104
    Environmental monitors
  • 80105
    Ionization chambers; air kerma, water absorbed dose
  • 80106
    Beta/electron irradiators
  • 80107
    Photon irradiators; x-ray, gamma ray
  • 80108
    Beta survey meters
  • 80109
    X/gamma survey meters
  • 80199
    Others

802 Radioactivity

  • Classification number
    Calibration Items
  • 80201
    Isotope calibrators
  • 80202
    Contamination counters; alpha, beta, gamma
  • 80203
    Geiger-Müller counters
  • 80204
    Unsealed alpha sources
  • 80205
    Unsealed beta sources
  • 80206
    Unsealed x/gamma sources
  • 80207
    Sealed alpha sources
  • 80208
    Sealed beta sources
  • 80209
    Sealed x/gamma sources
  • 80210
    Proportional counters
  • 80211
    Scintillation detectors; alpha, beta, x/gamma
  • 80212
    Semiconductor detectors; alpha, beta, x/gamma
  • 80213
    Liquid scintillation counters
  • 80299
    Others

803 Neutron measurement

  • Classification number
    Calibration Items
  • 80301
    Neutron personal dosimeters; ADR, pocket
  • 80302
    Neutron irradiators
  • 80303
    Neutron emission rate
  • 80304
    Neutron dose/rate meters
  • 80305
    Neutron standard irradiation
  • 80499
    Others

901 Chemical analysis

  • Classification number
    Calibration Items
  • 90101
    Breath alcohol analyzers
  • 90102
    Environmental air quality monitoring instruments
  • 90103
    Gas analyzers
  • 90104
    Exhaust gas test instruments
  • 90199
    Others

902 Medical reference measurement laboratorie

  • Classification number
    Calibration Items
  • 90201
    Amount of substance concentration
  • 90202
    Mass concentration
  • 90203
    Catalytic activity concentration
  • 90299
    Others
Details of the scope of recognition Certificate of recognition(KOR) Certificate of recognition(ENG)

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