50mm mini Guide Scope for astrophotography, for telescopes, OR8891
good for teleskopes up to 1500mm focal lengh with autoguider - fits the finderholder of your telescope
2element refractor, diameter ... 50mm, focal lengh ... 162mm, focal ratio ... f/3,2
objective ... Air-spaced doublet
focus position behind the 1,25" connection ... around 20mm - fine adustable through the objective lens
weight 1.0 lbs / 450 gramm
with parfocal adapter, findershoe and adaptor to photo tripodsMini 50mm Guide Scope for astrophotography-- Designed for use with astrophotography telescopes up to 1500mm focal length -- bright, wide-field optics puts numerous potential guide stars in view so you'll never have to search for one! -- Adjustable-aim dovetail guide scope bracket installs on virtually any telescope quickly and easily -- Very small and compact autoguiding system adds hardly any weight to an astrophotography setup and can conveniently be stashed in an accessory case between uses -- Designed for use with nearly each Autoguider, like M-Gen, Lodestar, Astrolumina ALCCD and each CCD Camera with 1,25" connectionThe 50mm Guide Scope is a complete and compact guide scope solution designed for use with nearly each autoguider and CCD camera in the market. The Guide Scope is ideal for guiding long-exposure astrophotographs with imaging telescopes up to 1500mm in focal lengthConsisting of a 50mm aperture, 162mm focal length (f/3.2) achromatic refractor guide scope, an adjustable dovetail guide scope bracket, an 1.25" aluminum parfocal ring, a dovetail mounting base, and an adapter plate, the Mini Guide Scope makes it easy for any astro-imager to enjoy the precision of autoguiding in their images. All this pint-sized setup requires is a StarShoot AutoGuider (sold separately) or similar small-chip CCD autoguider and it's ready for night, camera, action! The guide scope bracket fits into the standard Orion dovetail finder scope base found on most Orion telescopes. If your imaging scope doesn't feature a dovetail base or has one already occupied by an oft-used finder, the included dovetail base and attachment hardware lets you attach the Guide Scope to any optical tube. Alternatively, the included adapter plate can be used to attach the dovetail base and Mini Guide Scope to any standard dovetail plate or side-by-side plate if preferred.
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