Lens Group Zuiko
Fisheye 8mm/F2.8
Characteristics |
Applications |
Notes - Related Units |
A 23mm ø circular image, covering entire hemisphere, is formed on film. Designed according to the equisolid angle projection formula, the lens is an excellent choice for scientific applications. It is extremely compact and fast for a fisheye lens. It requires no mirror lock-up in use. |
Scientific field: measurement of heavenly bodies, azimuth, amount of
cloud cover, etc. Artistic field: creative 'fisheye' photography. |
Midway setting of the filter switch dial will cast a partial shadow on
the picture. The protruding front surface must be protected with a cap when not in use. The aperture diaphragm does not couple to the exposure meter. Compatible focusing screens: 1-1~1-5,1-10,1-13,1-14. |
Specifications
Angle of view |
Optical construction |
Diaphragm |
F/stop |
Min. |
Min. |
Focusing |
Weight |
Length |
Max. |
Hood |
Filter |
180° |
11-7 |
Auto |
2.8~22 |
0.2m. |
- |
Straight helicoid |
640g. |
82mm. |
102mm. |
Not |
Built-in |