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Refet Optical Technology Company
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About Us
Refet optical technology company is a company specialized in going into optical product research,
opening, producing, selling. We can do all filters according to customers' requirements. Our main
products are optical low pass filter (OLPF), IR cut filter, IR filter, crystal filter, interference filter, day
and night filter,narrow bandpass filter, dichroic filter, longpass filter, shortpass filter, lens for other
optical application.
We can supply competitive price, perfect service and ...
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Optical characteristic:
1.surface quality: 5NR
2.Parallel: 0.01
3.surface ...
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Used for CDS (photodiodes and photosensitive resistor)
420 ~ 620 nm ???? ...
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Round, square specification
780 nm.850nm.880nm.940nm.Tave: >92% ...
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380-620nm
Average transmittance area Tave: >92%
Minimum transmittance Tmin: ...
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Used for CDS (photodiodes and photosensitive resistor), and CDS filter is ...
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Optical application:
380----620nm
Average transmittance area Tave: ...
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Average transmittance area Tave: >92%
Minimum transmittance Tmin: ...
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size :3mm(diameter)x 0.3mm
4mm(diameter)x 0.3mm
surface ...
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Company Name:
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