Tiffen filters are manufactured using ColorCore? technology, a closely guarded proprietary process that entails permanently laminating the filter material in between two pieces of optical glass that are ground flat to tolerances of a ten-thousandth of an inch, then mounting them in precision metal rings.
Features & Specifications:
- Type: Color Conversion
- Size: 67mm
- Grade: 81C
- Filter Factor: +1/3 stop