The Midwest Optical Bi518 is a light green interfence bandpass filter

The Midwest Optical Bi525 features a narrow passband combined with high peak transmission and excellent out-of-band blocking. It succeeds and improves upon both Bi518 and Bi520 ban...

The Midwest Optical Bi685 is designed for use in certain aerial vegetative health monitoring applications. This filter isolates the 685nm wavelength range used in some red light ve...

The Midwest Optical BN520 is a narrow green bandpass filter for 510-545nm wavelength range

The Midwest Optical BN535 is a narrow green bandpass filter that's useful for 520-545nm wavelength range