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Positive Meniscus Lens for Spectrohelioscope

Posted: Wed Feb 28, 2018 11:42 pm
by kohamher1
Can anybody please advise where I might find a positive meniscus lens for a spectrohelioscope.

Re: Positive Meniscus Lens for Spectrohelioscope

Posted: Sun Mar 04, 2018 2:44 am
by highfnum
What diameter and focal length

Edmund optics sells them

Re: Positive Meniscus Lens for Spectrohelioscope

Posted: Sun Mar 04, 2018 9:58 pm
by Merlin66
There's also a couple of suitable lenses on the Surplus Shed website.