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Measurement and Testing Services for Optical Materials

We provide the following measurement and testing services :

Optical material

Test item Test condition
Measurement of Optical
absorption spectrum
Optical absorption
spectrum
Wavelength : UV - visual
Measurement of
refractive index
(Double refraction)
Abbe Wavelength : 589.3 nm
Prismatic coupler Wavelength : 400, 633, 830, 1300, 1550 nm
Optical polarization : TE, TM
Material loss
(Streak method)
Prismatic coupler Wavelength : 400, 633, 830, 1300, 1550 nm
Optical polarization : TE, TM


Optical waveguide and waveguide component

* We also provide a reliability testing service conforming to Telcordia-specified standards for the characteristics specified above.
Test item Test condition
Measurement of Optical
loss
Measurement of
optical intensity
Wavelength : 850, 1300, 1550 nm
Optical polarization : TE, TM
Propagation loss
(Cutback method)
Wavelength : 850, 1300, 1550 nm
Optical polarization : TE, TM
Optical loss dependence
on wavelength
Measurement of
optical intensity
Wavelength : 400 - 1700 nm
Optical waveguide mode Photographing of
near field pattern
Wavelength : 850, 1300, 1550 nm
Optical polarization : TE, TM
Waveguide birefringence Senarmont method Wavelength : 850, 1300, 1550 nm


Examples of actual measurements

MODE
Near field pattern of polyimide optical waveguide

Evaluation of waveguide propagation loss by the cutback method

Optical absorption spectrum of polyimide material



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