Products

We offer secondary flat mirrors to match the complete telescope set request, our elliptic flat mirror has the same high optical quality of our para...

We offer secondary flat mirrors to match the complete telescope set request, our elliptic flat mirror has the same high optical quality of our para...

We offer secondary flat mirrors to match the complete telescope set request, our elliptic flat mirror has the same high optical quality of our para...

SuperView 15mm eyepieces are good for viewing open clusters, nebulae and galaxy clusters. Includes a soft rubber eyeguard. High quality optics, ful...

SuperView 20mm eyepieces are good for open clusters, nebulae and galaxy clusters. Includes a soft rubber eyeguard. High quality optics, fully multi...

Bintel T-Thread Spacer Ring Set allows you to adjust the spacing between standard M42 equipped accessories and CCD / DSLR cameras. The Bintel T-Thr...

Bintel Tablet holder will allow you to put your tablet onto a tripod and operate hands-free. Great for Facetime or Skyping Suit most 7-10 on iPad, ...

Bintel Twist lock Mirror Star Diagonal 1.25"

Bintel Twist lock Mirror Star Diagonal 2" The anodised twist lock mechanism firmly grips eyepieces from all sides without the possibility of leavin...

Bintel UHC Narrowband Filter – 1.25" The Bintel UHC Narrowband Filter is designed to dramatically improve contrast when visually observing emission...

Bintel UHTC Cleaning Solution Our cleaning solution is the same solution as used in most optical labs worldwide. It is made using 99.7% Technical g...

Bintel USB to Serial RS232 Cable Supports all standard serial devices USB 2.0 and USB 1.1 Compliant “Plug & Play” Connectors: 9-pin D Male to ...

This V-Style Dove tail bar is designed for DSLR cameras to  attach your DSLR to a dedicated telescope mount. Attach the dovetail bar to the DSLR ca...

Raptors are popular and iconic birds, and are important ecologically, with some species listed as threatened. Yet they are among the most difficult...

A glow-in-the-dark, interactive guide to the Solar System, carefully crafted to make complex STEM concepts like astronomy, physics and chemistry un...

Replacement cable for your Boltwood Cloud Sensor.  Custom-designed cable rated for UV exposure and in-ground installation.

The BORG 107FL Telescope Set CR is the premium model BORG telescope, designed for professional astro-watchers. This telescope features a 600mm foca...

Superb optical performance thanks to Canon Optron, Inc. fluorite glass elements in the optical construction. The precise optical design results in ...

The BORG 90FL CR has exceptional optical resolution, accomplished by apochromat fluorite glass elements from Canon Optron, Inc. built in the optica...

Main Features Back Focus Distance: 60mm Image Coverage: Full Frame Objective Side Interface: M57 Male Camera Side Interface: M57 Female

The reducer (7880) reduces the focal length from 250mm to 200mm, brightens the aperture from f/4.5 to f/3.6, and improves image quality from corner...

M57 DXII helicoid focus unit

Main Features: 125mm to 155mm long Largest ID 77mm, smallest section 70mm Removable threaded rings allow to reverse the focuser direction. Finest ...

This 10 map atlas of the night sky is drawn by Wil Tirion and is based upon the Hipparcos and Tycho Catalogs with a stellar limiting magnitude of 6...