ZEISS Biogon T 2/35 M42-I
商品類別：ZEISS 機器視覺工業鏡頭
ZEISS ZM-I Lenses - These lenses are developed for industrial cameras
Focal Length : 35mm
Max. Aperture : 2.0
Min. Free Working Distance : 630mm
Filter Thread : M43 × 0.75
Camera Mount : M42 × 1
Features
● f/2 aperture
● Moderate wide-angle lens
● Precise manual focusing
● Robust full-metal construction
● Fixation for focus and aperture
● Outstanding image quality
● Compact and lightweight
● For industrial cameras up to sensor sizes of 24×36 mm or 43mm line sensors.
Optical data
| Focal length | 35mm |
| Aperture range | f/2 – f/22 (1/ 3 stop intervals) |
| Number of elements / groups | 9 / 6 |
| Focusing rage | 0.7m - ∞ |
| Min. free working distance | 630mm (2.07 ft.) |
| Angular field* (diag. / horiz. / vert.) | 63 / 54 / 38° |
| Max. diameter of image field | 43mm (1.7") |
| Flange focal distance | M42-I : 26.8mm |
| Coverage at close range* | 43 × 65cm |
| Image ratio at close range | 1:18 |
| Filter-thread | M43 × 0.75 |
| Weight | 240g (0.53 lbs) |
| Length | 56mm |
| Camera mount | M42-I |
* referring to 24×36mm sensor format
Relative Illuminance*
Relative Distortion*
* data for infinite focus setting
MTF Charts*
* data for infinite focus setting