Alstar Guide Scope 50mm Telescope Finder Scope, Equipped with FMC Lense and 1.25 Inch Double Helical Focuser Compact Finders & Guidescope Kit for Astronomical Telescopes & Astrophotography Observation
Product Description
Alstar Guide Scope 50mm Telescope Finder Scope, Equipped with FMC Lense and 1.25 Inch Double Helical Focuser Compact Finders & Guidescope Kit for Astronomical Telescopes & Astrophotography Observation
- Have a builtin worm focuser with Brass Compression Ring and 2 thumbscrews; 40 mm focusing range about 10 mm focusing range with micro focusing Helical focuser; the rest is by a fixable scaled drawtube is made by an extremely precise focus adjustment
- Adjustable aim dovany weight to an astrophotography setup and can conveniently be stashed in an accessory case between uses; etail guide scope bracket installs on virtually any astrophotography telescope quickly and easily
- 200 mm focal length; Compact mini guide scope designed for use with astrophotography telescopes up to 1500 mm focal length with bright; wide field optics puts numerous potential guide stars in view so you will never have to search for one
- The sturdy metal housing made of black anodized aluminum; Looking out is solid and very robust; A milled ; knurled ring allows precise fine focus adjustments; It comes with matching pipe clamps; A Synta style mounting plate to make installation easily
- Mini guide tube: Quickly find objects and guiding stars; Designed for visual and photographic use; Worm focuser; Fast focusing; Prevents rotation of camera and eyepiece; Comfortable large viewfinder to waste less time finding objects in visual observation
This small Guidingscope handles all the tasks of a "classic" Leitfernrohrs - but it is lighter and much easier to use! Previously used to long and large Leitfernrohre to find a guiding star. Eliminate the need to! The sensitivity of modern astro imagers is on your side. The Mini-Guidesope set as a viewfinder on your telescope.The 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 length. Consisting of a 50mm aperture, 190mm focal length 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 50mm 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 or similar small-chip CCD autoguider and it's ready for night, camera, action! The guide scope bracket fits into the standard dovetail finder scope base found on most telescopes. If your imaging scope doesn't feature a dovetail base or has one already occupied by an oft-used finder, the dovetail base（not include）and attachment hardware lets you attach the 50mm Guide Scope to any optical tube. Alternatively, the included adapter plate can be used to attach the dovetail base and 50mm Guide Scope to any standard dovetail plate or side-by-side plate if preferred.
