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UTZT – Set of Extensions Rings with Control Pin
$80,00
Out of stock
Description
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
|
