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Hand grinding telescope lenses (well, usually mirrors) is a fairly accessible hobby; you need patience more than anything else. It’s amazing how little technolo
by Sharlin 7y ago
Hand grinding telescope lenses (well, usually mirrors) is a fairly accessible hobby; you need patience more than anything else. It’s amazing how little technology you need to attain sub-micrometer precision.
- DanBC 7y agoI like this video from John Dobson about handmade telescopes, where he builds a complete telescope including hand grinding the mirrors. https://www.youtube.com/watch?v=snz7JJlSZvw https://www.youtube.com/watch?v=snz7JJlSZvw