Tiffen 95mm Coarse Thread Warm Black Diffusion/FX 1 Filter wrap The Tiffen #87 Infrared Glass

The Tiffen #87 Infrared Glass Filter is for black and white infrared film when you only want to transmit the infrared spectrum and none of the visible spectrum

such as fires and at sunset

In addition to contrast control

Adds 100K in order to attain 3200K color balance from 3100K illumination

and helps to ensure clean

Tiffen 95mm Coarse Thread Warm Black Diffusion/FX 1 Filter wrap The Tiffen #87 Infrared GlassTiffen Warm Black Diffusion FX Overview The Tiffen 95mm Coarse Thread Warm Black Diffusion FX 1 Filter diffuses strong light entering the lens and produces a glowing effect. While the resulting image appears softer and ethereal, there is little loss of clarity or detail. This filter works by diffusing the light entering the lens with small aberrations; by spreading the light more evenly, a soft glow is created rather than the sharp, well defined image