Technical specifications:
Biogon T* 2,8/21 ZM Biogon T* 2,8/21 ZM-1
Widen your view of the world
Experiment with different angles and form a unique view of the world with this fast, super-wide angle lens.
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 |