DV Info Net - Achromat

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- - Achromat - home made? (https://www.dvinfo.net/forum/alternative-imaging-methods/44583-achromat-home-made.html)

Can you tell what the difference is between these two lenses?

http://www.surplusshed.com/pages/item/l3034.html

And

http://www.surplusshed.com/pages/item/l1590.html
(I think that is the one you bought Courtney )

One is a 53.6MM DIA. CTD ACHROMAT and the other 52MM SPOTTING SCOPE OBJECTIVE. Not sure what the difference is - maybe you might?

Quote:

Originally Posted by Mandy Leo

They're both the same (except diameter size) except that one I got has a coating and the other one doesn't. If you're just buying one of these to mess with, to get your adapter set up - kind of a mock-up - or to see if it's going to work, it doesn't matter which you get. That's why I bought that one above. I just wanted to see how it was going to turn out. I have no intention on using that one specifically at all.

Court