Tag Archives: Sigma 500mm f8

Journal of 3/24/2013

Posted on March 24, 2013 by janpenguin

I was going to boil potatoes for snack and found out the left over potatoes are inedible. So I picked about twenty potatoes and planted them on the food garden in the afternoon. Sigma Telestar 500mm f/8 mirror lens This … Continue reading →

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Photos of 3/16/2013 and 3/17/2013

Posted on March 16, 2013 by janpenguin

(3/17/2013;) Photos I took today using Canon EF-S 55-250mm telephoto lens. I tried to shoot the same objects. Interesting one that came out is image quality of long distance goes to the Sigma 500mm f8. Close range shoots of the … Continue reading →

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How to make your own lens scope converter for ~ $35

Posted on March 15, 2013 by janpenguin

A decent 500mm telephoto lens is too expensive for me at the moment. Optical quality of mirror lens is considered inferior than telephoto lens. I just wanted to test the magnification power of 500mm lens for wild birds. So I … Continue reading →

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