🇨🇿 MIKROKOM, s.r.o. PL

ČIA 2311 • Praha 4, Czech Republic • 11 calibration items

Metrology & calibration

MIKROKOM, s.r.o. is a calibration laboratory accredited by ČIA under number 2311 (Praha 4, Czech Republic). Its accreditation scope covers 11 calibration items in the following areas: Metrology & calibration. Calibrated items include: Attenuation (1 dB) / optical reflectometers OTDR, Linearity / optical spectrum analysers for fibre optics, Linearity / power meters for fibre optics, Maximum power wavelength / light sources for fibre optics. Most frequently used calibration principles: Comparison with a standard optical power meter by substitution method, Comparison with a standard optical power meter using an optical att…, Wavelength measurement by a standard optical spectrum analyser.

At a glance

Accreditation number: ČIA 2311
Calibration items in scope: 11
Types of calibrated items: 11
Calibration principles used: 8
City: Praha 4, Czech Republic
Valid until: 22-12-2030

Accreditation number: 2311
Accreditation body: ČIA
Address: Pod vinicí 622/22, Modřany, 143 00 Praha 4
City: Praha 4, Czech Republic
Division: Laboratorium wzorcujące
Valid until: 22-12-2030

What this laboratory calibrates (11)

Attenuation (1 dB) / optical reflectometers OTDR — 1 calibration item
Linearity / optical spectrum analysers for fibre optics — 1 calibration item
Linearity / power meters for fibre optics — 1 calibration item
Maximum power wavelength / light sources for fibre optics — 1 calibration item
Maximum power wavelength / optical reflectometers OTDR — 1 calibration item
Optical length of SMF fibre / optical reflectometers OTDR — 1 calibration item
Optical power level / light sources for fibre optics — 1 calibration item
Optical power level / optical spectrum analysers for fibre optics — 1 calibration item
Optical power level / power meters for fibre optics — 1 calibration item
RF signal level / RF measuring receivers — 1 calibration item
Wavelength / optical spectrum analysers for fibre optics — 1 calibration item

Calibration principles (8)

Comparison with a standard optical power meter by substitution method — 2 calibration items
Comparison with a standard optical power meter using an optical attenuator — 2 calibration items
Wavelength measurement by a standard optical spectrum analyser — 2 calibration items
1 250 nm to 1 650 nm: comparison with a standard optical spectrum analyser; 1 530 nm to 1 560 nm: wavelength measurement using a standard absorption cell — 1 calibration item
Attenuation measurement at various optical lengths of the fibre – comparison with a standard optical power meter using an optical attenuator — 1 calibration item
Measurement of power generated by the standard — 1 calibration item
Optical length measurement of an optical fibre standard — 1 calibration item
Power measurement by a standard optical power meter — 1 calibration item

Certificate information

Certificate date: 22.12.2025

Accreditation scope — calibration items (11)

CMC — lowest stated expanded measurement uncertainty (ILAC-P14, EA-4/02 M); if not stated otherwise, coverage probability approx. 95 % and values without a unit are relative to the measured value. The uncertainty of a specific calibration may be higher.

No.	Calibrated quantity / subject of calibration	Nominal range / parameters / CMC	Calibration principle	Calibration procedure
Calibration items
1	RF signal level / RF measuring receivers	Calibration – electrical quantities 1 MHz to 2050 MHz; 75 Ω — -70 dBm to +7,4 dBm · CMC 0,64 dB 1 MHz to 2050 MHz; 50 Ω — -70 dBm to +7,4 dBm · CMC 0,58 dB CMC for the field of measured quantity: Electrical quantities	Measurement of power generated by the standard	KP06
2	Optical power level / power meters for fibre optics	Calibration – optical quantities 800 nm to 1650 nm — -35 dBm to -4 dBm · CMC 2,8 % CMC for the field of measured quantity: Optical quantities	Comparison with a standard optical power meter by substitution method	KP01
3	Linearity / power meters for fibre optics	Calibration – optical quantities 800 nm to 1650 nm — -60 dBm to -4 dBm · CMC 0,14 dB CMC for the field of measured quantity: Optical quantities	Comparison with a standard optical power meter using an optical attenuator	KP01
4	Optical power level / light sources for fibre optics	Calibration – optical quantities 800 nm to 1650 nm — -60 dBm to +10 dBm · CMC 0,15 dB CMC for the field of measured quantity: Optical quantities	Power measurement by a standard optical power meter	KP02
5	Maximum power wavelength / light sources for fibre optics	Calibration – optical quantities 600 nm to 1 650 nm · CMC 0,11 nm CMC for the field of measured quantity: Optical quantities	Wavelength measurement by a standard optical spectrum analyser	KP02
6	Wavelength / optical spectrum analysers for fibre optics	Calibration – optical quantities 1 250 nm to 1 650 nm · CMC 0,11 nm 1 530 nm to 1 560 nm · CMC 0,012 nm CMC for the field of measured quantity: Optical quantities	1 250 nm to 1 650 nm: comparison with a standard optical spectrum analyser; 1 530 nm to 1 560 nm: wavelength measurement using a standard absorption cell	KP04
7	Optical power level / optical spectrum analysers for fibre optics	Calibration – optical quantities 800 nm to 1650 nm — -35 dBm to -4 dBm · CMC 0,16 dB CMC for the field of measured quantity: Optical quantities	Comparison with a standard optical power meter by substitution method	KP04
8	Linearity / optical spectrum analysers for fibre optics	Calibration – optical quantities 800 nm to 1650 nm — -60 dBm to -5 dBm · CMC 0,19 dB CMC for the field of measured quantity: Optical quantities	Comparison with a standard optical power meter using an optical attenuator	KP04
9	Maximum power wavelength / optical reflectometers OTDR	Calibration – optical quantities 600 nm to 1650 nm · CMC 0,11 nm CMC for the field of measured quantity: Optical quantities	Wavelength measurement by a standard optical spectrum analyser	KP05
10	Optical length of SMF fibre / optical reflectometers OTDR	Calibration – optical quantities spectral bands 1310 nm, 1550 nm, 1625 nm — 20,17 km · CMC 2,3 m CMC for the field of measured quantity: Optical quantities	Optical length measurement of an optical fibre standard	KP05
11	Attenuation (1 dB) / optical reflectometers OTDR	Calibration – optical quantities 800 nm to 1650 nm — -35 dBm to -4 dBm · CMC 0,021 dB CMC for the field of measured quantity: Optical quantities	Attenuation measurement at various optical lengths of the fibre – comparison with a standard optical power meter using an optical attenuator	KP05

Reference standards (5)

KP01

KP02

KP04

KP05

KP06

The same scope as data (JSON): https://labcoda.pl/api/accreditation-scopes/labs/CZ/2311