For sale: Shelyak Alpy photometric slit 23/200
Posted: Fri Nov 20, 2020 2:42 am
Hi,
Special photometric slit for the Alpy 600 spectroscope or DIY spectroscope/guiding module.
Asking € 128 + shipping
PayPal.
Special photometric slit for the Alpy 600 spectroscope or DIY spectroscope/guiding module.
Asking € 128 + shipping
PayPal.