Explore Scientific 1.25" Variable Polarizing Filter Accessory Type_Diagonal Coma is a common plague

Coma is a common plague of the Newtonian reflector design

Battery not included

Water-resistant design for added protection in light conditions

while the panhandle mount and red dot finder make it simple to locate and track celestial objects

high-contrast viewing

Explore Scientific 1.25" Variable Polarizing Filter Accessory Type_Diagonal Coma is a common plagueUniversally applicable variable polarizing filter with 1. 25" filter thread. This variable polarizing filter allows continuous adjustment of image brightness. This is very helpful to strong contrast differences compensate individually to various observation objects. Especially with the Lunar and planetary observation but also in solar observing this prevents filter a blooming of the finest details. Sun observation only in connection with a suitable