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Neutral Density Filters
Available sizes Thickness(mm)-unmounted Edge Marking - unmounted filters Thickness(mm)- ring mounted Edge Marking - ring mounted filters Construction Coating and Surface quality Substrate Material Documentation |
12.5mmØ, 25.0mmØ, 50.0mmØ <= 2.3 none 6.1mm +0/-0.1mm {Optical DensityValue} {Batch#} exposed metallic coated 80/50 per Mil-0-13830A soda-lime scan in Optical Density(OD) from 350nm to 750nm |