Finder Scopes of 2025
Best Choice1
AstromaniaAstromania Upgrated Guide Scope 70mm with Double Helical Focuser Finder, Deluxe Guidescope Kit Compatible with 1.25 inch Eyepiece for Astronomical Telescope & Auto Guiding Cameras for Astrophotography
Main highlights- Take 1.25 inch eyepiece; worm focuser for fast focusing prevent rotation of camera or eyepiece; use as viewfinder to waste less time finding objects in visual observation; come with matching pipe clamps and synta style mounting plate to install easily
- Sturdy black anodized aluminum housing; milled and knurled ring allow precise focus adjustments; lock thumbscrew to hold extension tube in place; other two holes are equipped with built in hex screws which tighten two hex screws with hex wrench to lock
- Have a built-in worm-focuser with brass compression ring and 2 thumbscrews; 90mm focusing range "10mm focusing range with micro-focusing helical focuser; the rest is by a fixable; scaled drawtube" is made possible 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; dovetail guide scope bracket installs on virtually any astrophotography telescope quickly and easily
- 400mm focal length: with bright; wide-field optics puts numerous potential guide stars in view so you'll never have to search for one; mini-guide tube to quickly find objects and guiding stars, designed both for visual; as well as for photographic use
9.9Exceptional
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Value for Money2
CelestronCelestron Illuminated RACI Finder Scope, Black (93781)
Main highlights- SUPERIOR VIEWING - Experience comfortable observation with the RACI design, which provides a correctly oriented image and a 90-degree viewing angle, reducing strain during long sessions.
- IMPROVED VISIBILITY - The large aperture gathers ample light, enhancing the brightness and clarity of faint objects, making it easier to locate celestial targets for detailed observation.
- ENHANCED ACCURACY - Achieve pinpoint precision with the illuminated reticle, ensuring easy target acquisition in low-light conditions for a superior stargazing experience.
- EASY INSTALLATION - Quickly attach to your telescope with the included bracket, designed for seamless integration with Celestron telescopes and other compatible models for immediate use.
- DURABLE CONSTRUCTION - Benefit from the robust build quality, ensuring long-lasting performance and reliability, even with frequent use in various environmental conditions for years.
9.8Exceptional
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3
A ALSTARAlstar 9x50 Angled Finder Scope, Black - You Will no Longer Need to Strain Your Neck at Difficult Angles and are Also able to Search for Objects which are not so Easy to find
Main highlights- The achromatic optics provide a bright; true to life image at 9x magnification; In addition; the optical surfaces have been multicoated to prevent irritating reflections
- The 90 degree viewing angle makes your searching much more easy and comfortable; even near the zenith
- Makes a large number of aditional stars available; A big plus for being able to successfully locate objects
- Folder fits onto most telescopes; easy focusing at the objective lens; Adjustment of finder scope alignment via two screws and spring
- 9x50 finder scope with 50 mm objective lens diameter; brighter DSOs directly visible
9.7Exceptional
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4
TELRADTelrad Finder Sight
Main highlights- The easiest way to aim a telescope. The view seen through the window of the Telrad is continuous with the sky around it, not magnified or upside down.
9.6Exceptional
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5
SVBONYSVBONY SV165 Mini Guide Scope 30mm F4 Finder for SV305 Pro Compatible with ZWO QHY Orion Auto Guiding Cameras
9.5 Durability9.3 worth the money9.3 materials QualityWhy we love it
Sharp image quality
Wide field of view
High level craftsmanship
9.3Excellent
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6
SVBONYSVBONY SV208 Finder Scope, Straight-Through Corrected Image FMC Lens with Illuminated, 8x50 Finderscope for Astronomical Telescope
Main highlights- Objective lens thread focus and reticle parallax compensation adjustment; ensure the target and the reticle are in the same focal plane; angle adjustment control knob can adjust the reticle and observation angle
- Glass reticle; the glass reticle has higher seismic stability; high precision and long service life; at the same time effectively avoids the problem of the cross line blocking the target
- Erect image and humanized design; built-in BK7 correct-image roof prism ensures right-side-up; left-to-right correct views; which is in line with the basic observation habits of people
- Dark field illumination function; under extremely dark observation conditions; the red LED illuminator can illuminate the reticle; assist observation and facilitate finding the target
- 8x50 finder scope; 50mm large objective lens enables more light to enter; providing a bright image; making it easy to aim anywhere in the sky; a large field of view of 7.3 degrees
9.2Excellent
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7
SVBONYSVBONY SV182 Finderscope, Right-Angle Correct-Image Optical Finder, 6x30 Finder Scope for Astronomy Telescope, with Crosshair and Bracket
Main highlights- Improve the light gathering capabilities; 30mm wide aperture; has a strong light gathering capability; allowing you to see faint objects in the sky
- Get a erect image; prism steering was added to the finder optical system; meet the observation habit that people always have
- Fully multi coated lens coating; improve the light transmission; provide a clear view of the night sky; ensures a sharp and bright image; making it easy to find your target fast
- Comfortable to observe; 90-degree right angle; comfortable observation angle improves the experience of using the finder; no need to bend over or twisting your neck; improve the experience of your observation
- Appropriate focal length; 120mm focal length; which is ideal for your observation; a powerful 6x crosshair; reticles make lining up your target easier
9.1Excellent
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8
SVBONYSVBONY SV198 Guide Scope, Mini 50mm Finder Scope with Dual Helical Focuser for Guiding and Searching
Main highlights- The 45mm T2 extension tube male thread M42*0.75; female thread M42*0.75; use with a guide camera
- Fully multi-coated glass; multi layer broadband anti reflection coating double glue lens; well made edge coating; higher contrast and clearer field of view
- Fine focusing; focusing is done using a precise helical focuser with a millimeter scale and 12mm focus path; simple structure and convenient operation
- Connect the eyepiece to use as a finderscope; present an inverted image with upside down and left and right opposites
- Connect telescope camera; as a guide scope can be used with other accessories to easily achieve automatic star guidance
- 50mm aperture; large diameter objective lens collects more light; the target in the field of view is clearer; convenient to find a target in the sky
- 1.25" eyepiece holder with T2 thread; SV198 with position clamp screw; and tube rings with Vixen compatible dovetail
8.9Very Good
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9
SVBONYSVBONY SV106 Guide Scope with Helical Focuser Finder and Guide Scope Multi-Use for Astronomical Telescope (50mm)
Main highlights- This complete guide scope comes with two heavy-duty guide scope rings and a 3.5" long; 1.18"wide dovetail mounting bar; which is compatible with dovetail finder scope bases for easy attachment; the dovetail bar features five threaded through-sockets for versatile attachment options; the included guide scope rings feature six metal thumbscrews for precise aiming
- The quick guide scope with helical focuser also features male t-threads on the focuser collar for secure threaded attachment of guide cameras equipped with female t-threads
- Multi-use guide scope with helical focuser features a built-in helical focuser that allows precise focus adjustments with zero flexure for rigid performance; obtaining a clear, sharply focused view of potential guide stars is quick and easy with this sturdy scope
- High power guide scope features a machined, knurled ring to make fine focus adjustments nice and easy; while a thumbscrew lets you lock-down the focuser in-place once adjustments are complete; the focuser boasts 8 mm of precise helical focus travel, plus telescoping drawtube housing provides up to 30 mm of additional back-travel if needed for your particular autoguider device
- 50mm guide scope will help guide you to capturing higher quality astrophotos; with its 50mm lens and smooth helical focuser; the versatile 50mm multi-use guide scope with helical focuser is an ideal addition to any astrophotographers collection of gear
8.8Very Good
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10
AstromaniaAstromania Guide Scope 50mm Compact Deluxe Finder Guide Scope Kit with Double Helical Focuser Compatible with 1.25 inch Eyepiece for Astronomical Telescope & Auto Guiding Cameras for Astrophotography
Main highlights- Sturdy metal housing made of black anodized aluminum that solid and robust; milled and knurled ring allow easy and precise fine focus adjustments; come with matching pipe clamps and a Synta-style mounting plate to make assembly and installation easily
- Miniguide tube to fastly find object and guiding star that designed for visual and astrophotography; worm-focuser: fast focusing and prevent rotation of camera and eyepiece; use as comfortable and large viewfinder with less time to find object in visual
- Built in worm focuser with brass compression ring and 2 thumbscrews; 40mm focusing range means 10mm focusing range with micro focusing helical focuser and 30mm fixable with scaled drawtube that is made possible by extremely precise focus adjustment
- Adjustable aim dovany weight to an astrophotography setup and can conveniently be stashed in an accessory case between uses; dovetail guide scope bracket installs on virtually any astrophotography telescope quickly and easily
- 200 mm Focal Length: Design for astrophotography telescope up to 1500 mm focal length; wide field optics put so potential guide star; an locking thumbscrew holding in place; built in hex screws in holes that tighten two hex screws with hex wrench to lock
8.7Very Good
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