Thread: Saturn May 22
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Old 26-05-2011, 12:04 AM
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lcd1080 (Peter)
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Join Date: Jul 2010
Location: Baltimore, MD USA
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Quote:
Originally Posted by renormalised View Post
Peter, want to take great happy snaps of the planets?? Grab yourself one of these....

http://www.flea3.com/

Far superior to anything you get out of DSLR and a hell of a lot lighter on your scope
I am familiar with the Flea3 however I want to see how the recently announced Imaging Source (TIS) webcam competes against it. The TIS camera will have the Sony TIS ICX618 chip; the question is will the TIS webcam's image quality surpass that of the Flea3 in terms of lower noise and higher gain? Also will it eliminate ghosting at 60 fps?

http://www.astronomycamerasblog.com/...h-sony-icx618/

Saturn hunting season is almost gone and Jupiter won't be here until the end of the summer so in the meantime I'd like to do more experimentation with the T2i that I have. A DSLR does have one advantage over astronomy webcams like the Flea3, namely that the sensor is physically larger which means that if a planet like Saturn ever moves off the chip due to imprecise tracking or other factors it's a simple matter to de-select the camera's zoom function thereby widening the field of view by 700%. Saturn then becomes viewable on the laptop screen outside the normal webcam field of view and can easily be re-centered without having to use a flip mirror or (heaven forbid) having to re-insert the eyepiece.

Peter
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