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Uploaded 21-Nov-09
Taken 20-Nov-09
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Canon 200mm f1.8 Lens

My new camera lens is a World fastest telelens, Canon EF 200mm f1.8L.

Images with this Lens:
http://astroanarchy.blogspot.com/search/label/Canon%20200mm%20f1.8%20images

Here is some information:
http://www.mir.com.my/rb/photography/hardwares/classics/eos/EF-lenses/EF200mmf18LUSM/index.htm
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This lens has best difraction limited optical quality I have seen.
Lens is used in SuperWASP project, actually eight of them:
http://www.superwasp.org/
-
The model I bought is electronically focused, so there is no mechanical link between lenses and
focusin ring. After lots of thinking I ended up to modify the lens for the astro work.
Opening up and messing with electronic and mechanic of the expencive lens was not a
easy decision, but it was the only way to use it with my new astrocamera, QHY9.

Canon 200mm f1.8 Lens

Canon 200mm f1.8 Lens

My new camera lens is a World fastest telelens, Canon EF 200mm f1.8L.

Images with this Lens:
http://astroanarchy.blogspot.com/search/label/Canon%20200mm%20f1.8%20images

Here is some information:
http://www.mir.com.my/rb/photography/hardwares/classics/eos/EF-lenses/EF200mmf18LUSM/index.htm
-
This lens has best difraction limited optical quality I have seen.
Lens is used in SuperWASP project, actually eight of them:
http://www.superwasp.org/
-
The model I bought is electronically focused, so there is no mechanical link between lenses and
focusin ring. After lots of thinking I ended up to modify the lens for the astro work.
Opening up and messing with electronic and mechanic of the expencive lens was not a
easy decision, but it was the only way to use it with my new astrocamera, QHY9.