Nikon PC-E Micro NIKKOR 85mm f/2.8D Manuel D'utilisation page 38

17. Specifications
Type of lens:
En
Focal length:
Maximum
aperture:
Lens construction: 6 elements in 5 groups (Some are
Picture angle:
Maximum
reproduction
ratio:
Distance
information:
Focusing:
Shooting distance
scale:
Closest focusing
distance:
No. of diaphragm
blades:
Diaphragm:
Aperture scale:
38
D-type NIKKOR lens with built-in CPU
and Nikon bayonet mount
85 mm
f/2.8
Nano Crystal Coat-deposited lens
elements)
28°30' with 35 mm (135) format
Nikon film-SLR cameras and Nikon FX
format digital SLR cameras
18°50' with Nikon DX format digital
SLR cameras
22°53' with IX240 system cameras
1/2
Output to camera body
Manually via separate focus ring
Graduated in meters and feet from
0.39 m (1½ ft) to infinity (∞)
0.39 m (1.3 ft) from focal plane
9 pcs. (rounded)
Electrically automatic/One-touch
preset aperture operation
f/2.8—f/32