This bandpass filter blocks all light wavelengths except dark red. Ideal for blocking ambient lighting and improving contrast when combined with 660 nm red LED lights.
This mounted filter screws in to the threads on the front of a matching lens. The filter coating is durable and non-hydroscopic. It withstands cleaning, heat, humidity and vibration.
|Filter Type:||Color Bandpass|
|Thread:||M25.5 x .5|