Is it possible to make an autofocus mirror lens?

Started Nov 25, 2012 | Discussions thread
SimenO1
New MemberPosts: 3Gear list
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Re: Is it possible to make an autofocus mirror lens?
In reply to frogpoet, 3 months ago

Cut out some holes in a cardboard, place it in front of the mirror lens and try i out.

There is possible to avoid doughnut bokeh with the use of off axis desings, with some side effects (much coma). Search for yolo telescope or off axis telescope designs.

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