Features:

The 85mm 1.8 is the standard for portraiture lenses.
Its distinctive focal length and large aperture give it great movement between uses, from portraits to everyday images.
The 85mm 1.8 is also equipped with a multitude of technology to further ensure unmatched image quality.
A smooth manual focusing ring ensures quiet, accurate focusing, full metal body, Super Multi-Layer Coating to reduce flare and ghosting,and a rear focusing system to minimize fluctuation of aberration caused by focusing.
Truly designed to optimize available light,it has a removable lens hoods to block out extraneous light and glass coating for better results from backlighting scenarios.
85mm f/1.8 manual focus, digitally-optimized fisheye lens with Nikon mount
HD, super multicoated optics for the sharper images
All metal solid construction
Natural angle of view and perspective is ideal for portraits and natural images
Designed to produce beautiful background blur
Measures 76mm in diameter and 95mm inches long (with hood)

Specification:

Lens Construction: 6 Elements in 6 Groups
Angle of View: 28.5 Degrees
Filter Size: 72mm
Lens Hood: Yes; screw in
Aperture Range: F1.8 ~ 22
Minimum Focusing Distance: 2.78 ft / 0.85m
Dimensions: 98x76mm
Weight: 430g
Color:Black
Fixed Mount: Nikon F DSLR cameras