Purchase Spectre

The Spectre spectroscope creates high-resolution colorful spectra of most all bright stars and shows finely detailed absorption lines. Unlock the Secrets of the Universe!

The Spectre features:
516 line/mm high-efficiency holographic grating
On-axis spectrum: Green is centered in your eyepiece field of view
No undiffracted starlight in field
Ships with Orion 2X Shorty Barlow and 2″ adapter
$200 complete, free shipping to US (and maybe Canada).

For use with 2″ focusers on most scopes, and 1.25″ focusers on Schmidt-Cassegrains and Maksutovs. (Tested on 8″, 12.5″ and 28″ dobsonians, Celestron C8, handmade 3″ Maksutov). Accepts 1.25″ eyepieces, recommended focal lengths from 7 mm to 22 mm, works nicely with zoom eyepieces.

assembled view
Spectre as shipped. Includes dust covers.

To order, please fill out form below. We will contact you very soon with payment instructions via PayPal. Spectre is made-to-order, so please be patient as delivery is up to 3 weeks.