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Old 23-02-2020, 02:49 PM
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Merlin66 (Ken)
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45mm diam x 400 EFL achromatic lens

I'm looking for a source for this lens.
Nothing on Thorlabs/ Edmund optics - Any other suggestions???
Ken
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Old 23-02-2020, 04:45 PM
Saturnine (Jeff)
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Hi Ken
Closest I could find at Surplus Shed was this one, not quite the dimensions. Are you after an doublet achromat or single element convex lens. Good Luck.

https://www.surplusshed.com/pages/item/L14811.html
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Old 23-02-2020, 04:55 PM
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Merlin66 (Ken)
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Thanks, but the cell will only accept up to 45mm Diam lens.
I’ll keep looking.....
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Old 23-02-2020, 05:00 PM
Saturnine (Jeff)
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Sorry , you did say achromat

Or this one maybe. 45mm is a bit of an odd dia.

https://www.surplusshed.com/pages/item/L14784.html
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Old 24-02-2020, 08:39 AM
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Merlin66 (Ken)
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Jeff,
Yeah...
I'm looking for a replacement objective for a PST........
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