ZWO M42 Filter Drawer LPR they increase the contrast between

they increase the contrast between nebula and night sky

Star Adventurer 2I Wifi Pro Pack + SA Tripod includes:

Remember to blow or brush any dust particles off of your optics before rubbing them with the cloth

Magnification of Eyepiece 1: 33x

ZWO M42 Filter Drawer LPR they increase the contrast betweenZWO 2 inch Filter Drawer with 21mm ring design is independently developed by ZWO, which includes M42 * 0. 75 male thread (camera side) and M48 * 0. 75 female thread (filter end), M48 * 0. 75 female thread (telescope side) as well. The double strong magnets create stronger adsorption, easier installation and pulling out. 66mm(height)*66mm(length)*21mm(thickness) M42 * 0. 75 male(external) thread (camera side) M48 * 0. 75 female(internal) thread (filter