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MC MTO or MC Rubinar
Posted: Mon Apr 12, 2010 2:23 pm
by blurblock
Hi,
Anyone have a MC MTO or MC Rubinar for sale? I want to take pictures with it.
Posted: Mon Apr 12, 2010 2:54 pm
by orly_andico
i think you can find Celestron C90's on ebay for $100 or so... that's pretty much the same thing.
Posted: Mon Apr 12, 2010 3:02 pm
by weixing
Hi,
Clubsnap will have a higher chance of finding one.
Have a nice day.
Posted: Wed Apr 14, 2010 4:32 pm
by blurblock
Nah, tried Clubsnap. They are more interested in high end lenses like Nikon or Canon. I prefer cheap russian technology.

..... Some of my best lenses are cheap manual russian lenses.
Posted: Wed Apr 14, 2010 6:27 pm
by orly_andico
:-D
you can get a Rubinar new from rugift.com it's not cheap though...
The thing is, the Rubinar / MTO is not a particularly amazing Mak lens. A quick ebay search for "mirror lens" will turn up a huge number of these.
I do get your point about the Russian lenses, I used to have some myself (Helios, Jupiter...) although replaced most of them with E. German Zeiss.
Posted: Sat Apr 17, 2010 2:09 pm
by blurblock
E.German Zeiss Lens, I have some of those myself

... outstanding optics, produce pictures with very good contrast.
Rugift's price are too expensive. I used to buy Russian lens from a russian online store which sells at half the price of Rugift for similar items. Their transport is faster as well. Too bad they decided not to sell lenses anymore.
I have Helios and the different versions of jupiter as well

.
I tried Ebay. The only good ones will most probably be the Meade 1000mm, but the optics does not seems too clean.
Posted: Sat Apr 17, 2010 2:17 pm
by orly_andico
well.. all of the mirror lenses suffer from horrible bokeh.
i'm not sure the Russian ones are significantly better than say the Japanese Sigma ones which go for $50.
How about this one? ZM-5CA, 500mm f/8
http://cgi.ebay.com/MC-ZM-5CA-8-500mm-M ... 5ad89cf1d5
One other thing I was thinking of is the Celestron C65 Mak (new, Chinese) which is quite cheap. Of course it's f/11 or so, rather dim. I would assume you want to use the mirror lens for birding or something?
Posted: Sat Apr 17, 2010 3:03 pm
by blurblock
Actually, I like the donut bokeh

.... it is quite nice to a certain extend.
I am looking for a 1000mm mirror lens for the moon and occasional astroviewing when I go to malaysia. Noticed my parent in law's place have a very beautiful sky with minimum light pollution. Can't bring big lens there as my wife always brings a lot of things back to my parent in law place.
Posted: Sat Apr 17, 2010 5:44 pm
by orly_andico
Etx 90 ? It's quite well rated optically. .
Posted: Sat Apr 17, 2010 6:53 pm
by blurblock