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with a stop to keep long eyepieces from damaging filters
it adapts a 2" focuser to take SCT gear
Not sure which Wheeley Bar is right for you
90″ (214–226 mm)
JMI EV3-C Standard Event Horizon Telescope Focuser - Cassegrain solar-filter with a stop to keepCNC Machined in the USA Event Horizon EV3 Standard Crayford Focuser, Cassegrain Base The straightforward, no frills way into true zero backlash focusing. A single speed friction drive Crayford with a compression ring threads onto the rear of your SCT for smooth, shift free fine focus. A masterpiece of engineering and workmanship, the EV3 is a low profile, friction drive Crayford focuser for the discriminating astronomer. The Crayford design presses a
US$ 35.00
US$ 29.00
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US$ 35.00
