New, old stock - although the envelope flap is ripped,

the envelope is unopened.

Color Compensating Red Kodak Wratten CC20R Filter

The Kodak 75 x 75mm CC20R Filter is a red color compensating filter that helps to control color balance by attenuating the blue and green portions of the visible spectrum. By placing this filter in front of or behind the lens, you can alter the color balance of imagery or compensate for deficiencies in the spectral quality of a light source. Attenuates Blue and Green Light.

I have other filters for sale - I do combine shipping to save you money!