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  1. Rear lens component used as long lens

    Started by peterkinchington, 24-Jul-2018 15:44
    2 Pages
    1 2
    16x20, double gauss, rear lens element, stop down, symmetrical
    • Replies: 19
    • Views: 6,745
    Last Post: 31-Jul-2018 12:21
    by Amedeus  Go to last post
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