| Size, mm | 50 x 50, 50 x 45 |
|---|---|
| Focal Length, mm | 75, 150, 200 |
Optics
Cylinderical Lenses, Double Convex
Cylindrical lenses made of highly polished glass magnifies in only one dimension. These lenses are used in transforming a point image to a line or changing the height of an image without changing its width.
