Product Specification (*1)
| Model | UCL-90 LD |
| Outer diameter / Length | 75.2mm / 36.4mm (2.96in / 1.43in) |
| Weight (air / underwater) | 311g / approx.202g (11.0oz / 7.1oz) |
| 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, Polycarbonate etc. |
| Glass / Coating | Optical glass / Anti-reflection coating |
| Mount System | INON 28LD Mount / LD Mount |
| Depth rating | 60m (197ft) |
(*1) Specification is subject to change without prior notice.
(*2) Focal length of "UCL-90 M67"/"UCL-90 LD" standalone and not combined focal length with camera's master lens.
(*3) When using for AF-S VR Micro-Nikkor 105mm f/2.8G IF-ED