D85 sapphire discShort pass filter usage
Short pass filter for fluorescence, Raman spectro, and laserline blocking.
SPF manufacturing process
Cutting, polishing cleaning and coating in clean room. 100% visual inspection, and transmission testing of witness samples.
Glass support material
SPF filters are avaible with different optical glass support materials : B270 / N-BK7 / H-K9L / fused silica.
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