Telescopes and optics

Meade ETX-90RA into a Goto telescope

Converting a Meade ETX-90RA into a full Goto telescope Azimuth axis modifications Altitude axis and fork Putting it all together Results I’ve always liked the Meade ETX series of telescopes but could never justify buying one. A few years ago Astronomics had the ETX-90RA (pictured at right) on sale for $150; at that price, I …

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The UCLA 24″ Telescope

The UCLA Astronomy Department operates a 24″Cassegrain telescope on the roof of the Math Sciences Annex building, on the UCLA campus.A detailed description of the telescope and instruments was published in:The UCLA 24-in Telescope and a Dual Optical-IR Imaging System Publications of the Astronomical Society of the Pacific109: 600-608, 1997 May The 24″at Ojai The …

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