Positive Meniscus Lens for Spectrohelioscope
Positive Meniscus Lens for Spectrohelioscope
Can anybody please advise where I might find a positive meniscus lens for a spectrohelioscope.
-
- Way More Fun to Share It!!
- Posts: 2033
- Joined: Sat Nov 24, 2012 2:33 pm
- Has thanked: 57 times
- Been thanked: 1204 times
Re: Positive Meniscus Lens for Spectrohelioscope
What diameter and focal length
Edmund optics sells them
Edmund optics sells them
- Merlin66
- Librarian
- Posts: 3972
- Joined: Tue Dec 13, 2011 1:23 pm
- Location: Junortoun, Australia
- Has thanked: 174 times
- Been thanked: 619 times
- Contact:
Re: Positive Meniscus Lens for Spectrohelioscope
There's also a couple of suitable lenses on the Surplus Shed website.
"Astronomical Spectroscopy - The Final Frontier" - to boldly go where few amateurs have gone before
https://groups.io/g/astronomicalspectroscopy
http://astronomicalspectroscopy.com
"Astronomical Spectroscopy for Amateurs" and
"Imaging Sunlight - using a digital spectroheliograph" - Springer
https://groups.io/g/astronomicalspectroscopy
http://astronomicalspectroscopy.com
"Astronomical Spectroscopy for Amateurs" and
"Imaging Sunlight - using a digital spectroheliograph" - Springer