Characteristics
| Filter features | |
| Type | Neutral 1.8-64x (106) |
| Degree | 1.8 (correction approx. 6 f-stop, transmits 1% light) |
| Size (diameter) | 55 mm |
| Filter Factor | 64 (approximately) |
| Multilayer coating | None |
| Rotate | None |
| Effect | Reduces the amount of light that reaches the photosensitive material |
| Application | For long exposure or high brightness values in bright light |
| Color temperature | ... |
| Design | Schott glass |
| Cap size | 55 mm |
| Size of the front thread | 55 mm |


