Telescopes & Astronomy

M42 x 0.75mm Aluminium Alloy Extension Spacer Ring for telescope photography. This 15mm spacer can help you achieve precise back-focus spacing in your imaging train.

If you need to keep your imaging accessory weight down, this guidescope is just the thing.

NOTE: Weight of the guidescope is 300 grams. 

The flatfield eyepieces are ideal all-rounders for deep sky and also planets with an excellent sharpness performance.

The eyepieces have a very high quality coating and offer excellent sharpness in the field so that they are equally suitable for the deep-sky observation of nebulae and galaxies but also good for the moon and planets. The eyepieces are mutually parfocal, so that refocusing the eyepiece is not necessary.

Getting your back-focus distance right is essential for sharp, well-corrected astrophotography and sometimes you need more than thin shims to bridge the gap. This M48 x 0.75mm aluminium alloy spacer ring provides 10mm of solid, threaded spacing to help you build out your imaging train with precision. Also available in various sizes to suit your specific setup requirements.

Getting your back-focus distance right is essential for sharp, well-corrected astrophotography and sometimes you need more than thin shims to bridge the gap. This M48 x 0.75mm aluminium alloy spacer ring provides 35mm of solid, threaded spacing to help you build out your imaging train with precision. Also available in various sizes to suit your specific setup requirements.

Highest quality 2-inch Dielectric mirror diagonal with 99% reflectivity. Diagonal comes with 1.25-inch adapter and SCT adapter.

90 Degree Mirror Diagonal (Plastic)

The Sirius 5x Barlow with M42 Thread dramatically increases the magnification of your existing eyepieces, allowing you to reveal fine lunar details and planetary features like Jupiter's cloud bands with stunning clarity. Its standard M42 thread ensures easy compatibility with a wide range of telescopes and imaging setups, making it an essential addition to any astronomer's accessory kit.