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Zeiss Biogon T* 21mm f2.8 ZM Lens

Price :  $ 1,428.00
Available at :  Adorama | B&H | Amazon

Key features

The Biogon T* 21mm F2.8 ZM lens extends the range of wide angle performance. The sturdy construction with slick design is easy to use. It is built with 9 elements in 7 groups, all of which results in razor sharp lens performance. The lens is perfect for landscape, architecture and photography in tight spaces. Zeiss used T anti-reflective coating to ensure flare free image.

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Specification

Focal length 21 mm
Aperture range 2.8 – 22 (1/3 steps)
Focusing range 0.5 m – ∞
Number of elements/groups 9/7
Image ratio at close range 1 : 21
Coverage at close range 47 x 71 cm
Angular field, diag./horiz./vert. 90°/80°/58°
Filter M 46 x 0.75
Dimensions (with caps) ø 53 mm, length 75 mm
Weight 280 g