Antlia Filters 50 mm round unmounted LRGB V-Series PRO filter set
Antlia Filters 50 mm unmounted H-alpha 3 nm PRO narrowband filter
Rifrattore SkyWatcher Evoguide 50ED...
Meade 1.25" Laser Collimator with 2" Adapter. Helps collimate your Newtonian and Schidt-Newtonian telescope quickly. It features adjustable brightness and 1.25" barrel size with 2" adapter. Includes CR2032 battery.
SkyWatcher 31.8 mm collimation eyepiece. The Sky-Watcher Collimation Eyepiece is ideal for precise collimation of Newtonians and refractors with adjustable lens cells. This special eyepiece fits into 1¼" focusers or diagonals. Alignment is easy using the small opening on one end and thin crosshairs on the other end.
Generator Artificial Star Collimation And Star Test. Works With A Battery (Included) 9V Feeding An Optical Fiber 50 Micron. Man With The Ability To Adjust The Intensity 'To Simulate The Stellar Magnitudes Or To Adjust The Brightness Of The Artificial Star Environment In Which It Performs The Test.