The Kodak 3x3" #70 Wratten 2 Optical Gel Filter is used for making separation positives from color negative film.
| Type | Wratten 2 |
| Size | 3 x 3" (75 x 75mm) |
| Grade | 70 |
| Filter Factor | Not Specified by Manufacturer |
| Multi-Coated | Not Applicable |
| Rotating | Not Applicable |
| Effect | Lightens red end of spectrum when making separations |
| Application | Color separations |
| Color Temperature | Not Applicable |
| Construction | Gel |
| Front Filter Thread Size | Not Applicable |
| Front Lens Cap Size | Not Applicable |