• Positive image optical view: finder provides stargazers with a bright, clear image through the viewfinder for easy aiming anywhere in the sky.
• 6x30 metal star finder: SV182 star finder with 6x magnification and 30mm diameter lens collects enough light to make telescope aiming easy and fun.
• An achromatic 2-element lens design: The finder scope has fully multi-coated achromatic viewfinder optics to effectively eliminate aberrations and chromatic aberrations.
• Easy to use: with metal viewfinder bracket; 2 plastic 90 degree angle adjustment screws and a fixed spring loaded push-pull screw; only 2 screws need to be adjusted to find the target quickly.
• Internal mattebox design: the straight metal finder is fully threaded internally to minimise reflections.
• All black mount: All-in-one visual style for comfortable viewing.

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• Improve the light gathering capabilities; 30mm wide aperture; has a strong light gathering capability; allowing you to see faint objects in the sky;
• Appropriate focal length; 120mm focal length; which is ideal for your observation; a powerful 6x crosshair; reticles make lining up your target easier;
• 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;
• 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.

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• Suitable for OTA with focal length within 700mm; SV165 compact mini guide scope can be used with astronomical telescopes with focal length within 700mm;
• Clear and sharp vision; fully multi-coated and achromatic optical glass brings you clearer and sharper vision in astronomical observation and astrophotography;
• Compatible with guide cameras; the 1.25-inch and M42 threaded interface is compatible with SV305 Pro and Orion ZWO QHY and so on auto guiding cameras; guidescope with two T2 extension tubes can assist focusing;
• Front focuser with scale; it is convenient to mark the focus position to improve the efficiency of Repeating focusing; Locking ring can ensure that the focus position does not change during use;
• Six-point guide ring; the angle-adjustable six-point fixation method can adjust the coaxiality of the guide scope and the main telescope according to the needs.

Reviews by@TheNarrowbandChannel

• Compatible with mainstream auto guiding cameras; 1.25in and M42 mount interface designed for compatible with SV305 Pro and for Orion ZWO QHY and so on auto guiding cameras(Some camera models require additional accessories to assist in focusing)
• Sharp image; Ultra wide band fully multilayer coated lens; double glass and the 30mm achromatic optics prevent irritating reflections can bring you bright and clear images
• 45mm helical focus stroke; Allows easy and precise focus adjustments and f4 aperture optics provides a very wide field of view which will help to quickly find the target when performing astronomical observations
• Nylon-tipped thumbscrews; Comes with the mounting rings with plastic tipped screws as not to scratch the scope tube and it can be moved to any position
• Quality craftsmanship; By using high-level CNC metal processing technology; SV165 guide scope has exquisite appearance; delicate feel and beautiful shape; fine workmanship bringing you visual enjoyment

Set Includes:

• SV215 Clickstop Zoom Eyepiece 1.25 inch 3-8mm, SKU: W9166A
• SV182 6x30 Right-Angle Finder Scope, SKU: W9141B
• SV188P 90 Degree Dielectric Mirror Diagonal, SKU: F9171B

• 50mm aperture; SV198 is convenient for astronomers to find a target in the sky; a large diameter can obtain a good view;
• Position clamp screw; easy to adjust the guide scope and astronomical tube; especially important for entry level astronomy enthusiasts;
• Optical glass; multi layer broadband anti reflection coating double glue lens; well made edge coating;
• Precise helical focusing with a millimeter scale and 12mm focal path; 
• One scope for multiple purposes; can be used as a guide star and star finder; 
• 45mm T2-Extension Tube Male thread M42*0.75; Female thread M42*0.75; eliminates a range of focusing problems;Tube rings with Vixen compatible dovetail.

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• 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;
• 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;
• 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;
• 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.

• Versatile 60mm aperture Guide Scope with a built-in helical focuser for precise focusing of potential guide stars; will help guide you to capturing higher quality astrophotos;an ideal addition to any astrophotographers collection of gear;
• The helical focuser simply moves the attached device inwards or outwards while maintaining its orientation;this convenient feature means your field of potential guide stars will not rotate as focus is adjusted, further increasing ease of use;
• For those nights when you don't plan to capture astrophotos exposures, this versatile Guide Scope can double as a straight-through finder scope with an optional 1.25" eyepiece installed;
• The focuser boasts 8 mm of precise helical focus travel;plus telescoping drawtube housing provides up to 35mm of additional back-travel if needed for your particular autoguider device; No extension tubes necessary; a compression ring fitting keeps any inserted autoguider cameras or eyepieces free of pesky scratches;
• The Multi-Use 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.

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• 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;
• 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;
• 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.

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• The illuminated crosshairs eyepiece is precisely located in the center of the eyepiece field of view; providing accurate results that allow you to easily track the guide;
• Wide 70-degree apparent field of view makes acquiring and centering target objects a breeze; comfortable 16mm eye relief So you do not have to worry about the goal disappearing quickly;
• Brightness adjustable function; which has relatively low energy consumption at lower brightness; which can extend the life of the illuminator; with a crosshair for illumination;
• The standard 1.25-inch filter thread is compatible with all 1.25-inch standard equipment; the threaded extinction inside the eyepiece can well suppress the reflection of internal stray light; giving you a bright high-contrast view;
• Perfectly guided astrophotos; The crosshairs for easier use and alignment; excellent for accurate polar and go-to alignment;
• Fully multi coated broadband green optics with superior optical performance; clarity is great.

When total solar or partial eclipse happening, it can greatly shorten the searching time using this solar finder scope, you can observe the real-time location of it when the sun moving.

SV179 red dot reflex viewfinder simple, affordable, and effective red dot sighting device makes aiming your telescope.

• The finder scope is a secondary scope that's used to help you locate objects in the main telescope;3 thumb screws allow positioning XY adjustment for precise telescope alignment
• It provide 5x24 low power magnification;the telescope fixed to the body of a more powerful telescope and pointed in the same direction for initially locating an object to be observed
• Tube has a glossy black metallic finish and cross hair reticle;includes mounting bracket and dust caps;the bracket fits any telescope optical tubes and the dust caps protects against dust and fingerprin
• Mounting bracket has curved base with two holes and attaches to telescope tube with bolts or screws;bracket will not slide into a dovetail base
• Wth it you are more convenient to find the star