Quote:
Originally Posted by FlashDrive
Why aren't f/15 Scopes ( Achromatic ) made anymore ...don't see them new any more.
Plenty of f/11 around .... but not f/15... unless you buy a Lens from someone who makes them, and then go about ' building ' one for yourself.
Is there no demand anymore ...!!
Col....
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Hi Col
The only one i know off is skylight telescopes in London AR101.15 using the televue lens.
