This document is the instruction manual for the Nikon Fisheye-Nikkor 6mm f/2.8 lens, which introduces the characteristics and usage of the lens
This manual describes the Nikon Fisheye‑Nikkor 6mm f/2.8 lens, the widest‑angle fisheye lens in Nikon’s lineup with a 220° picture angle. It explains the optical construction, projection formula, and how the built‑in filters and aperture scales are used.
Technical data such as focal length, dimensions, weight, mounting type and focusing range are listed, together with depth‑of‑field tables in multiple languages for quick reference on the field.
| Focal length / Aperture | 6mm f/2.8 |
|---|---|
| Picture angle | 220° |
| Effective picture field | 23mm on film |
| Lens construction | 12 elements in 9 groups |
| Projection formula | Equidistant |
| Aperture scale | f/2.8 – f/22 (standard and direct‑readout) |
| Diaphragm | Automatic |
| Focusing range | Infinity to 0.9 ft (0.25 m) |
| Distance scale | Graduated in feet and meters |
| Mount | Nikon bayonet |
| Built‑in filters | L1BC, Y48, Y52, 056, R60 |
| Dimensions | 236 mm × 171 mm (total), 160 mm extension from flange |
| Weight | Approx. 5200 g |
| Accessories | Front lens cap, rear lens cap, LF‑1 special metal case, TC‑200 teleconverter |
The lens provides a 220° picture angle.
It can focus from infinity down to 0.9 ft (0.25 m).
The built‑in filters are L1BC, Y48, Y52, 056 and R60.
The lens uses a Nikon bayonet mount.