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| Surplus Lens Achromats??
Forum List | Follow Ups | Post Message | Back to Thread Topics Posted by Paul M. on March 15, 2000 05:14:36 UTC |
Not to long ago I read a book on telescope making that had about two pages on designing achromat doublets, it touched on the calculations using abbe.v#s, index of refraction, ect.After reading this and seeing all the surplus lenses available, the idea of reverse designing a telescope objective sounded pretty interesting, but with all the variables to contend with the information on those two pages just wasnt enough. Ive checked out my local libraries
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