Rother Valley Optics M48 T Mount£14.99
The RVO M48 T Mount attaches your Canon EOS or Nikon SLR body to a wide range of field flattener and coma correctors. Many of the flatteners we sell have an M48 thread rather than an M42 standard.
RVO Webcam Adaptor 1.25"£14.99
High quality webcam adaptor by RVO. This is a well made adaptor that screws into most universal webcams. Then you can use this in any 1.25" openeing.
Skywatcher 1kg Counterweight & Shaft For Star Adventurer£22.00
If you want to use the new Star Adventurer system with a small scope for astro work, you will need this 1kg counterweight with shaft. This fits straight into the star adventurer body and allow you to properly balance the system for more precise tracking.
Celestron Skyris IR Cut Filter£32.00
Color CCD cameras such as the Skyris color planetary cameras are very sensitive across the visual spectrum, as well as in infrared. Some telescopes may correct for chromatic aberration, but are not designed to correct for IR light, which can often look defocused in astroimages. Blocking infrared (IR) light provides the greatest color balance and sharpness in your astroimages. This filter blocks IR while passing more than 94% of the entire visual spectrum, maintaining color fidelity.
Antares 25mm Cross Hair Plossl Eyepiece 1.25"£34.99
This is a high-quality Antares 1.25 25mm Plossl eyepiece with focusable crosshairs (single), perfect for alignment and tracking. To obtain razor-sharp focusing of the crosshairs, merely turn the upper part of the eyepiece.
William Optics 120mm Saddle Handle Bar£39.00
Brand new saddle bar by William Optics. This handy bar will attach on top of your William Optics rings with 120mm distance, then allow you to either use it as a handle, or a quick release guidescope system. The rings are available separately.
RVO 32mm F/4 Mini Guide Scope£55.00 - £189.00
The brand new RVO 32mm F4 mini guide scope is the ultimate lightweight solution to guiding. Weighing only 287 grams, this compact guidescope will work on most systems without affecting balance.
OVL 5 Position Filter Wheel 1.25"£59.00
This handy, time-saving device is a must-have for astronomers, for both visual and photographic use.
Up to five filters can be installed in the threaded, numbered compartments, and each can be selected for your eyepiece or camera by simply rotating the inner wheel to any of the five click-stop positions.
Geoptik CCD Cooling Fan£61.00
This accessory will allow you to reduce the temperature of your CCD by 8/9 degrees. Controlling the temperature of your camera is important for the optimal image results.