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Specifications, comparison, reviews,
MTF-charts for lenses by Canon,
Nikon, Sony, Pentax, Olympus,
Sigma, Tamron, Carl Zeiss, etc.
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Lens Data (pdf) Lens Brands Data (pdf) User Reviews (+1) Photos Taken With Lenses (+1) Tests & Comparisons Articles About Lenses News Forum (+1) Glossary of Terms Author: eztalks
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Lens Ratings
Lens ratings are submitted by club members. Only lenses rated by at least by 5 different users are displayed. In the future the minimum number of votes needed will be increased. The types of ratings are as follows: by views, by number of owner reviews, by number of owners, by price.
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Rating Views 
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Average priceLens Brands:
| Lens Name | Overall rating | Number of votes | |
|---|---|---|---|
| 1) | Isco-Gottingen Tele-Westanar 135 mm f/ 3.5 | 4.43 | 30 |
| 2) | Isco-Gottingen Isconar 135 mm f/ 4 | 4.41 | 26 |
| 3) | Isco-Gottingen Tele-Iscaron 180 mm f/ 2.8 | 4.25 | 26 |
| 4) | Isco-Gottingen Edixa-Westanar 50 mm f/ 2.8 | 4.04 | 25 |