|
| Weight: |
950 g
|
| Brand: |
Sigma
|
| Description: |
Bayonet mount: Sigma SA, lens type: wide-angle, focal length: fixed, autofocus, prime lens focal length: 20 mm, aperture F at min. focal length: 1.40, aperture F at max. pho
|
| Type: |
Lens
|
| Functions: |
Focusing motor for Nikon F, ultrasonic motor
|
| Length: |
129.8 mm
|
| Diameter: |
90.7 mm
|
| Focal length: |
Permanent
|
| Lens type: |
Wide angle
|
| Minimum focus distance: |
0.3 m
|
| Auto focus: |
There is
|
| Focal length of prime lens: |
20 mm
|
| Bayonet: |
Sigma SA
|
| Aperture F at max. focal length: |
1.4
|
| Aperture F at min. focal length: |
1.4
|
| Minimum aperture F: |
16
|
| Number of aperture blades: |
9
|
| Number of element groups: |
11
|
| Number of low dispersion elements: |
7
|
| Number of elements: |
15
|