UTZT Set of Extensions
Rings with Control Pin
Description:
For the macrophotography with SLR cameras of the Zenit-type with the lens M42x1
screw mount fitted with an automatic diaphragm control. The use of the extension
rings conserve all features of the automatic diaphragm. The set consists of
three rings (7, 14, 21mm) that are mounted between the camera body and the lens
in various combinations depending on the desired image scale. Each lens type
should be used with its own combination of rings at different distances to the
subject.
Distance from subject to film plane in cm |
Image Scale |
No. of ring in use |
| Helios-44M 2/58 | ||
|
60.81 - 34.13 |
1/8.36 - 1/3.65
|
1
|
| |
1/4.18 - 1/2.54
|
2
|
| 29.60 - 25.60 |
1/2.79 - 1/1.95
|
1+2
|
| 26.22 - 24.14 |
1/2.09 - 1/1.58
|
3
|
| 24.48 - 23.38 |
1/1.67 - 1/1.33
|
1+3
|
| 23.55 - 23.01 |
1/1.39 - 1/1.15
|
2+3
|
| 23.08 - 22.90 |
1/1.19 - 1/1.01
|
1+2+3
|
| Zenitar-K 2/50 | ||
| 49.55 - 26.60 |
1/7.47 - 1/2.84
|
1
|
| 30.84 - 23.21 |
1/3.73 - 1/2.06
|
2
|
| 25.03 - 21.59 |
1/2.49 - 1/1.61
|
1+2
|
| 22.48 - 20.80 |
1/1.87 - 1/1.33
|
3
|
| 21.23 - 20.45 |
1/1.49 - 1/1.13
|
1+3
|
| 20.63 - 20.38 |
1/1.24 - 1/0.98
|
2+3
|
| 20.40 - 20.49 |
1/1.07 - 1/0.87
|
1+2+3
|
UTZT - Set of Extensions Rings
- Price:
- $80.00