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The superb ACUTER NATURECLOSE ST65A Waterproof Spotting Scope is perfect for serious terrestrial observations. Optical performance is excellent, delivering crisp, bright, sharp, high-resolution images

Allows the HEQ5 Pro mounts to accept Losmandy style "D" series dovetail bars as well as Vixen "V" series dovetail bars.

Fits SkyWatcher AZ-EQ5 and Orion Sirius AZ/EQ-G Mounts. Accepts both D Series and V Series dovetail bars. Split clamp design grips the dovetail bar along the entire surface

Fits SkyWatcher EQ6N as well as the Orion Atlas Mount with the “N” profile. Check adapter profile for compatibility. Accepts both D Series and V Series dovetail bars.

The Astronomik CLS is a budget filter for visual observation, Black & White photography and CCD photographs of nebulae, galaxies and star clusters with astronomical instruments of any size.

This H-alpha Filter is suitable for imaging of Hydrogen nebulas from observation sites with light pollution and from dark sites as well. The contrast between an object glowing at 656nm and the background is massively increased.

This H-alpha Filter is suitable for imaging of Hydrogen nebulas from observation sites with light pollution and from dark sites as well. The FWHM of 6nm is matched to give you optimal performance with CCD and CMOS sensors with a very low dark current!

The Astronomik H-beta filter is a narrow band emission-line filter for CCD photography. The filter lets the H-beta light of emission nebulae pass and blocks nearly the whole remainder of the spectrum where the CCD is sensitive.

The OIII-CCD Filter is suitable for imaging of OIII nebulas from observation sites with light pollution and from dark sites as well. The contrast between an object glowing at 501nm and the background is increased enormous!

The Astronomik SII-CCD filter is a narrow-band-filter for CCD photography.The filter lets the light of the ionized sulfur (SII) pass, and blocks nearly the whole remainder of the visual spectrum as well as IR, in which the CCD is sensitive.

This secondary spider is manufactured on a modern CNC machining center. The high precision manufacturing ensures that the 1.8mm thick struts of the spider are perfectly aligned and the diffraction induced spikes on bright stars appear razor sharp.

Designed specifically for the Sierra 20-60x84ED Spotting Scope. The Binoviewer is installed in place of the standard zoom eyepiece for the comfort and convenience of binocular viewing. Supplied with two 32mm Plossl eyepieces and a 1.8x Barlow lens providing 28.8x magnification.

Designed for the discerning, value conscious outdoor enthusiast and bird watcher, the new Barr & Stroud Sierra Dual-Speed spotting scopes are possibly the best value in the market today.

The new Barr & Stroud ‘Series 4’ ED sports binoculars are the latest addition to the Barr & Stroud range. The use of ED, short for ‘Extra Low Dispersion’, glass in the manufacture of the binoculars high precision lenses.

The Explore Scientific 8x50 90° PolarFinder + Amici-Prism is one of the finest finderscopes we've every looked through and comes with a reticule that makes polar aligning a telescope and mount combination a simple process.

The Fotomate VT-2900 is a stable and robust semi-professional tripod for video cameras & DSLR’s. Also an excellent choice for use with spotting scopes, small telescopes and most large observation binoculars.