Difference between revisions of "Teleros"
m (Corrected Westlicht link/ref) |
(Dearchived Camera Eccentric ref. Now as PDFs!) |
||
| Line 1: | Line 1: | ||
{{Stub}} | {{Stub}} | ||
| − | The '''Teleros''' is a telephoto lens made by [[Ross]] of London. It was introduced in 1922, and replaced the [[Telecentric]]. It was made until at least 1938.<ref>[ | + | The '''Teleros''' is a telephoto lens made by [[Ross]] of London. It was introduced in 1922, and replaced the [[Telecentric]]. It was made until at least 1938.<ref>[https://www.cameraeccentric.com/static/img/pdfs/ross_2.pdf Ross advertisement] in the ''British Journal Almanac 1938'', at [https://www.cameraeccentric.com/ Camera Eccentric].</ref> It was made in a wide range of focal lengths, from a 4-inch Leica-fitting lens to a 40-inch lens intended for 8½x6½ inch plate cameras. It was available as an f/5.5 with magnification of two (i.e. the back-focus is one half of the focal length) or an f/6.3 with a magnification of three. |
{{Flickr_image | {{Flickr_image | ||
Revision as of 15:46, 23 July 2020
This article is a stub. You can help Camera-wiki.org by expanding it.
The Teleros is a telephoto lens made by Ross of London. It was introduced in 1922, and replaced the Telecentric. It was made until at least 1938.[1] It was made in a wide range of focal lengths, from a 4-inch Leica-fitting lens to a 40-inch lens intended for 8½x6½ inch plate cameras. It was available as an f/5.5 with magnification of two (i.e. the back-focus is one half of the focal length) or an f/6.3 with a magnification of three.
|
| Ross Xpres & Teleros advertisments 1937 image by Nesster (Image rights) |
Notes
- ↑ Ross advertisement in the British Journal Almanac 1938, at Camera Eccentric.
