Reflective Stepping Variable ND Filter

SND

Reflective Stepping Variable ND Filter
In stock
SKU
SND
For adjusting the transmitting light at equal intervals of optical density. Fit for densitometer and colorimeter calibration use.
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Reflective Variable Step ND Filter 25.4x50.8mm
SND-12
6-12 weeks
£457.36
Material Soda Lime Glass
Surface flatness Both side: glossy surface (no polishing)
Coating Chrome (Cr)
Wavelength Range 400 - 700nm
Transmittance 10 − 91.2% (Divided by 11 step)
Surface Quality (Scratch-Dig) 80-50
Dimensions 50.8 x 25.4 mm
Product Name Reflective Stepping type Variable ND Filter

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◦Possible to visually select and use 11 steps of optical density on one single plate.
◦The chrome thin coating applied is design to adjust the laser spot power.
◦The optical density is shows only minimal change across the visible wavelength range.

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