Astromania 1.25 Inch Telescope Eyepiece Parfocal Rings Set of Three | Aluminum Alloy Universal Eyepiece Rings,1.5mm Hex Key Included,Equalize Focus Positions,Two Clamping Screws at 120° Angle 1.25 Inch
Adjust the Focusing Ring for Precise Calibration: When changing the 1.25 inch eyepiece of the telescope; refocusing is not required; enabling rapid switching; maintain sharp focus for planetary observation and astrophotography
All-Aluminum metal Construction: It is treated with black anodic oxidation; featuring excellent wear resistance and a long service life; precisely processed to ensure compatibility with a variety of telescope eyepieces
Easily Increase Magnification: With parfocal ring equipped telescope eyepieces you can change magnifications quickly and easily; this set of three Astromania parfocal rings lets you make more efficient observing
Dual-Purpose Calibration System: It is not only useful for focusing in the eyepiece of a telescope; but also for setting the focus position of a calibration eyepiece used to focus an imaging or guiding camera
A Complete Set of Tools: Includes 1.25 Inch Telescope Eyepiece Parfocal Rings Set of Three and wrench for adjustment; essential telescope accessories for deep-sky photography
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Astromania 7.5mm T2 Extension Ring | Precision Thread Conversion,Black Anodized Aluminum Alloy,Lightweight Saves Space,Eliminates Some Focusing&Converting Problem
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Astromania Smartphone Microscope Adapter with Eyepiece Adapter 31mm - 43mm | For Photography with Telescopes Spotting Scope Binoculars
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Astromania Deluxe Guide Scope Mount - Efficient and Secure Installation of Your Guide Scope on the Main Telescope
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