Midwest Optical Systems Bi660-67 1/2" Lens Midwest Optical Systems bi750-27 Near-IR

Midwest Optical Systems bi750-27 Near-IR Interference Bandpass M27 Bandpass Interference Filters

Focus is achieved by rotating the main lens barrel via fine internal thread with locking collar to secure focus

75 (Female)

Midwest Optical Systems BP800-82 Near-IR Bandpass M82 Bandpass Filter

Midwest Optical Systems Bi660-67 1/2" Lens Midwest Optical Systems bi750-27 Near-IRMidwest Optical Systems Bi660 67 Dark Red Interference Bandpass M67 Bandpass Interference Filters Bi Series Narrow Interference Bandwidth 20 35nm FWHM; Narrow bandwidth High transmission ? 85% Designed for use with laser diodes Ideal wavelength separation when multiple light sources of similar wavelengths are present Reflective, mirror type surface that helps minimize thermal effects Available in sizes up to 79. 5mm sq. APPLICATIONS: Bi Series are