Description
Model | UCL-90 M67 |
Outer diameter / Length | 70mm / 36.4mm (2.76in / 1.43in) |
Weight (air / underwater) | 322g / approx.214g (11.4oz / 7.5oz) |
Lens construction | 3 elements 2 groups |
Focal length (underwater) (*2) | 90mm (3.54in) / equivalent to +11 diopter |
Magnification (*3) | 2.23x (area ratio: 4.98x) |
Body material / Finishing | Corrosion resistant aluminium alloy / Rigid black almite |
Glass / Coating | Optical glass / Anti-reflection coating |
Mount thread diameter / pitch | M67-0.75 |
Depth rating | 60m (197ft) |