Additional information
| Lens Construction | 4 elements, 4 groups (3G1P) |
|---|---|
| Compatible Camera (Up To) Sensor Size | 7.6 x 5.7 mm (1/1.7") |
| Field of View Conversion | 24mm (84.1 deg) to 10mm (130 deg) |
| Dome Lens | Optical grade polycarbonate |
| Lens Barrel | Aluminum w/ type II anodizing |
| Max Magnification | x4.2 (Area Ratio x17.64) with 105mm F2.8 macro lens |
| Glass/Coating | Optical glass/multi layer BBAR coating |
| Mounting Thread | M37 x PO.75 (Includes ring to M52) |
| Dimensions | ~77.7×53.5mm |
| Weight (air) | 226g |
| Weight (water) | 128g |
| Depth Rating | 197ft (80m) |










