
The Tiffen 4 x 4" T1 Infrared Filter is a high-tech filter targeted towards eliminating infrared contamination at 680nm. This filter will assist you in maintaining your color spectrum when shooting against a dark fabric. You will notice the blacks turn out true with no color cast from the red end of the spectrum.
| Type | Infrared |
| Size | 4 x 4" |
| Grade | Not Applicable |
| Filter Factor | Not Specified by Manufacturer |
| Multi-Coated | Not Applicable |
| Rotating | Not Applicable |
| Effect | Cuts IR at 680nm (nanometers) |
| Application | Digital and infrared photography |
| Color Temperature | Not Applicable |
| Construction | Glass |
| Front Filter Thread Size | Not Applicable |
| Front Lens Cap Size | Not Applicable |