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Weight (lb / oz) 0
the distance from the flange of the male C thread to the camera focal plane should be 17
Having an actual diffraction-limited optical design and sized to support stargazing sessions
Heavy duty threaded inserts and nylon thumbscrews ensure a secure fit
Explore Scientific 2" AR Series Focuser Equatorial Mount Weight (lb / oz) 0Explore Scientific 2" AR Series Focuser Explore Scientifics dual speed, 2" AR Series Focuser comes with a 1. 25" compression ring eyepiece adapter for added versatility. This adapter or your 2" eyepiece or barreled accessory locks securely into place with three set screws so everything stays put. The heavy duty focuser has 10: 1 micro focusing knobs as well as a rough focus knob. This 10: 1 ratio means that you would have to rotate the micro focusing