3-inch Self-Centering Focuser Style:For 152mm ES Refractors / Other Brand Refractors (No Back Cell Adapter) and unique viewing options

and unique viewing options

The atomic radius of Argon is larger than Nitrogen by 0

Sun Catcher Solar Eclipse Glasses (10-Pack Assortment)

making it ideal for detailed lunar and planetary views

wildlife monitoring and stargazing to a whole new level

3-inch Self-Centering Focuser Style:For 152mm ES Refractors / Other Brand Refractors (No Back Cell Adapter) and unique viewing optionsWith its ability to support heavy imaging trains without sacrificing stability, precision or smooth rotation, the robust Explore Scientific 3 inch Self Centering Focuser is designed to meet the demanding requirements of astrophotography. This heavy duty focuser has a self centering compression system that applies pressure equally to the draw tube, guaranteeing a tight, secure fit. This uniform pressure creates a stable base for an imaging setup and