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For sale: Shelyak Alpy photometric slit 23/200

Posted: Fri Nov 20, 2020 2:42 am
by Jaroslaw Grzegorzek
Hi,
Special photometric slit for the Alpy 600 spectroscope or DIY spectroscope/guiding module.
Asking € 128 + shipping
PayPal.

Re: For sale: Shelyak Alpy photometric slit 23/200

Posted: Thu Jan 14, 2021 11:57 am
by Jaroslaw Grzegorzek
Real photo:

Image