$200 to $400

Description Losmandy G11 RA Extension Kit The G11 RA Extension Kit makes the Losmandy G-11 Mount more versatile and much more portable. With this ...

Polar Scope Finder. For GM 8, G-9 and G-11 mounts and the StarLapse system. Works in Northern or Southern Hemispheres. Direct reading. No calculati...

Features 70mm Lens Diameter 350mm Focal length 18x-88x Magnification 10mm, 20mm Eyepieces; 1 Moon filter GoTo Handbox Compass Aluminium tripod As...

Features 114mm aperture has impressive light-gathering capability to provide excellent views of planets and bright deep sky objects. Fast focal r...

Features Small travel binoculars, ideal also for eyeglass wearers Waterproof and nitrogen purged / true colour images Phase coating for high cont...

Features Small travel binoculars, ideal also for eyeglass wearers Waterproof and nitrogen purged / true color images Phase coating for high contr...

Features Everything is Included! The Revolution Imager includes everything you need to get up-and-running and get the most out of your existing te...

Features Works in every scene from concerts to trekking Waterproof design filled with inert nitrogen gas Special rubber processing exterior to wi...

Features Works in every scene from concerts to trekking Waterproof design filled with inert nitrogen gas Special rubber processing exterior to wi...

Features Works in every scene from concerts to trekking Waterproof design filled with inert nitrogen gas Special rubber processing exterior to wi...

Description Compact, durable and ergonomically designed for ease of use, the Vixen Foresta VX1200 Range Finder can accurately measure distances fr...

The L-eXtreme is a two-band filter and the ideal choice for strong suppression of light pollution. It enables astrophotos of objects with narrow-ba...

The L-eXtreme is a two-band filter and the ideal choice for strong suppression of light pollution. It enables astrophotos of objects with narrow-ba...

Features High quality Explore Scientific O-III filter Let only the oxygen emission lines "through" Absorbs all other emission lines Absorbs almo...

Features High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwid...

Features High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwid...

Features High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen "through" Absorbs almost all of the artificial l...

Features 10x Magnification ED Glass Waterproof Fogproof and Nitrogen Purged 319ft field of view at 1000 yards Case, strap, lens covers and cleani...

Features 8x Magnification ED Glass Waterproof Fogproof and Nitrogen Purged 335ft field of view at 1000 yards Case, strap, lens covers and cleanin...

Description For Photography of Extended Nebula and Cluster Reduces focal length, increasing the field of view and decreasing the exposure time to ...

Description For accurate polar alignment of the POLARIE U This is a kit of polar alignment scope PF-LII and polar scope arm bracket. It allows for...

Description A wider field of view is more comfortable. Star images around the edge of the field of view have been improved and visibility has bee...

Description A wider field of view is more comfortable. Star images around the edge of the field of view have been improved and visibility has bee...

Description Pier extensions allow longer instruments like refractors to rest higher on the mount to allow better position for visual observations,...