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.
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.