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Rectangular Continuously Variable Neutral Density Filters

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Specifications:

Substrate Materials BK7, Fused Silica Thickness Tolerance +/-0.1mm
Parallelism 3’ Linearity +/-5%
Error of Maximum OD +/-5% Surface Quality 80/50 S/D
Design Wavelength Range 380nm to 2000nm (BK7) 250nm to 2500nm (Fused Silica)

Modules or Types:

Code Length Width OK Substrate
445-001 76.2 25.4 1 BK7
445-002 76.2 25.4 2 BK7
445-003 76.2 25.4 3 BK7
445-004 76.2 25.4 4 BK7
445-005 50.8 25.4 1 BK7
445-006 50.8 25.4 2 BK7
445-007 50.8 25.4 3 BK7
445-008 50.8 25.4 4 BK7