Deeper look
Imm Astrophotography Series
Onalaska, TX
The 750 Best Deep Sky Objects (Reachable From the Northern Hemisphere) by amateur astronomer Gary Imm is a precise visual guide to deep-sky objects, complete with rankings and images for every target. This 88-page reference gives readers a detailed list of where the targets are in the Northern Hemisphere and what the best date is to see them.
$27.99 hardback;
$21.99 paperback
www.amazon.com
Clearing the way
Svbony
Wan Chai, Hong Kong
The SV240 Multi-Narrowband Filter is designed to capture galaxies and nebulae in light-polluted skies. This filter passes Hα, Hβ, and OIII emission lines, blocking light pollution across wavelengths from 300 nanometers down to 1100 nm in the near-infrared. It is compatible with most astrophotography rigs and is 0.08 inch (2 millimeters) thick.
$169.99
info@svbony.com
www.svbony.com
Tracker revamp
Starfield Optics
Bolton, ON
Originally released 10 years ago, the Sightron Nano Tracker has been updated. Now with an external power port, it can track the Moon, Sun, and stars without relying on batteries alone. It has multiple speed options for different targets, weighs 14 ounces (400 grams), and can work with wide-angle lenses.
$310.00
905-487-6363
https://store.starfieldoptics.com
