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Ships within 48 hours · Estimated delivery Sep 29 - Oct 4
Up to 95% transmission for maximum light collection
The RT90 supports 250 zones
it is helpful to enhance the brightness of observation and increase the observation efficiency
Eyepiece diameter: 15mm
2 x Antenna
SharpStar SCA260 V2 Aspherical Cassegrain Telescope 260mm f/5 Lightweight Tripod Up to 95% transmission forSharpStar SCA260 Aspherical Cassegrain Telescope 260mm Fast f 5 Optics This is the version 2 that comes with some improvements (i. e. better focuser). The serious amateur's large astro photo instrument for deepsky, at the edge of portability, this fast Cassegrain is recommended mainly for astro photography! FOR FULL FRAME IMAGING! This might be a good alternative to Schmidth Cassegrain telescopes as it sits nicely somewhere between a f 10 SCT (like a
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