All Products

Replacement board for the Celestron Evolution series. Genuine replacement part for easy repairs and maintenance.

Four-lens telecentric teleextender 3x
Multiplying the effective focal length of your telescope by 3x

This device allows you to shift the altitude and azimuth orientation with fine adjustment.
You can fix the X-Y Guide mount on the side of a dovetail bar (Losmandy or Vixen) and then put your main telescope on the other side for either a side by side mounting system or a guide set up.

The 95mm PLUS support rings can be used with telescopes of various brands and sizes that come with an optical tube of 95mm diameter.

The APP-TL130 tripod is a lightweight, portable tripod for all standard Vixen mounts with a 45 mm support.

With this rings you can install both above and below the optical tube our PLUS plates or even guide rings. Compatible with telescopes by various brands, such as: Vixen VSD, Vixen AX103S, Vixen ED103D, Takahashi TSA102 and possibly other telescope models as well...

The Antlia H-alpha EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD 5) on unwanted wavelengths and the excellent transmittance characteristics found in the Antlia 3nm Pro.

Antlia OIII 4.5nm EDGE filters are designed to deliver 85% transmission at the 500.7nm line that provides you with the maximum signal to reveal the faintest OIII nebulae structures.

High transmittance for working with both long focal ratios and fast optical systems (as fast as f/3 or maybe even f/2.8)!

An optically-matched M48-fitting doublet field flattener for Skywatcher's Esprit 100 ED PRO triplet refractor.

*Free Delivery*

The Heritage-130P has been specially designed to celebrate the International Year of Astronomy 2009 and the 400th Anniversary of Galileo’s first telescope.

Stalking, sitting, inspecting - the MINOX X-lite series binoculars are always at your side when the next adventure is around the corner. With their 8x or 10x magnification, they let you see details even at greater distances to help you positively identify your game.

A nice small, compact and lightweight guidescope kit put together by RVO. The Skywatcher 9x50 straight finderscope makes the ideal small guidescope due to it's 50mm aperture and fully adjustable bracket.

The focal reducer for the AX103S Refractor telescope is designed for APS-C format cameras. It reduces focal Length by 0.7x, changing to f/5.6.

The popular CLS clip in filter now available for full frame cameras such as the 5D and 6D. A very useful light pollution/deep sky filter for SLR imaging.

The new T-2 Maxbright Mirror Diagonal uses the proprietary Baader Maxbright all-dielectric mirror coatings, which delivers outstanding mirror flatness.