5x40 Night Vision Monocular-Infrared IR Camera with Recording Image and Video Function in Complete Darkness-for Hunting and Observing Wildlife Security Surveillance with Battery Included

Bahtinov focus mask for telescope 60mm.Masks now feature 3 holes which can be attached with 3 screws to prevent the mask from falling all the way to the ground.It will take less than 1 minute to achieve perfect focus with your new mask and will mean you spend more time imaging photons rather than focusing them.Light weight so you wont upset the balance on your scope.