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SVBONY 30/40/50/60mm Guide Scope Compact Deluxe Finderscope Versatile Telescope For Sale

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SVBONY 30/40/50/60mm Guide Scope Compact Deluxe Finderscope Versatile Telescope:
$68.99

• For those nights when you don't plan to capture astrophoto exposures, this versatile Guide Scope can double as a straight-through finder scope with an optional 1.25" eyepiece installed. For example, inserting a 20 mm eyepiece creates a 9.5x50 finder scope, or you can insert one Illuminated Centering Eyepieces for use as a finder with illuminated crosshairs for easy aiming. (Eyepieces sold separately).
• Versatile 50mm 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 focuser (Stroke 30mm) helps you quickly lock to the stars you want to see. The focuser simply moves the attached device inwards or outwards while maintaining its orientation which meansyour field of potential guide stars will not rotate as focus is adjusted, further increasing ease of use.
• After focusing, you can see details of the image clearer and brighter. The focusing accuracy is up to 0.1 mm. The 10 mmfocusing stroke will meet your needs for viewing guides.
• The Multi-Use Guide Scope features male T-threads on the focuser collar for secure threaded attachment of guide cameras equipped with female T-threads.And the versatile Guide Scope can double as a straight-through finder scope with an optional 1.25" eyepiece installed. For example, insert a 20 mm eyepiece to create a 9.5x50 finder scope, or insert one Illuminated Centering Eyepieces for use as a finder with illuminated crosshairs for easy aiming. (Eyepieces sold separately).

• 30mm Back Focuse

  The focuser (Stroke 30mm) helps you quickly lock the stars you want to see. The focuser simply moves the attached device inwards or outwards while maintaining its orientation, which meansyour field of potential guide stars will not rotate as focus is adjusted, further increasing ease of use.

• 10mm Helical Focuser

  After focusing, you can see details of the image clearer and brighter. The focusing accuracy is up to 0.1 mm. The 8 mmfocusing stroke will meet your needs for viewing guides.

• Metal Hoop with Dovetail&1.25inch

  The Multi-Use Guide Scope features a machined, knurledmetal hoopto make fine focus adjustments nice and easy, while a thumbscrew lets you lock-down the focuser in-place once to completeadjustments. And the plastic on the endpoint keeps the scope itself free of pesky scratches.

• Fully Multi-coated

  Fully Multi-coated Glass means multiple coatings on all lens surfacesand all air-to-glass surfaces are anti-reflective multi-layer coated. And FMC lens has greateradvantages in increasing the light transmission, delivering bright, clears and crisps images even in low-light conditions.

• Stray Light Elimination

  The elimination design improves the observation efficiency since lesslightis lost due to reflection and improves thecontrastof the image by elimination ofstray light.

• Meticulous Design

  A compression ring fitting keeps any inserted autoguider cameras orastronomy accessoriesfree of pesky scratches.CNC machined aluminum alloy body with laser engraving letters has a long performance life.

• .

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.

• 35mm Back Focuser

  The focuser (Stroke 35mm) helps you quickly lock the stars you want to see. The focuser simply moves the attached device inwards or outwards while maintaining its orientation, which means your field of potential guide stars will not rotate as focus is adjusted, further increasing ease of use.

• 10mm Helical Focuser

  After focusing, you can see details of the image clearer and brighter. The focusing accuracy is up to 0.1 mm. The 10 mm focusing stroke will meet your needs for viewing guides.

• Fully Multi-coated

  Fully Multi-coated Glass means multiple coatings on all lens surfaces and all air-to-glass surfaces are anti-reflective multi-layer coated. And FMC lens has greater advantages in increasing the light transmission, delivering bright, clears and crisps images even in low-light conditions.

• Stray Light Elimination

  The elimination design improves the observation efficiency since lesslightis lost due to reflection and improves thecontrastof the image by elimination ofstray light.

• Meticulous Design

  A compression ring fitting keeps any inserted autoguider cameras or astronomy accessories free of pesky scratches. CNC machined aluminum alloy body with laser engraving letters has a long performance life.

• Metal Hoop with Dovetail

  The Multi-Use Guide Scope features a machined, knurled metal hoop to make fine focus adjustments nice and easy, while a thumbscrew lets you lock-down the focuser in-place once to complete adjustments. And the plastic on the endpoint keeps the scope itself free of pesky scratches.

• SV165 Mini Guide Scope Support sensitive auto guiding cameras for easy guide star acquisition
• Getting this guide scope makes sense for most astrophotographers out there.
• If you're just starting out, SV165 Mini Guide Scope is easy-to-use and performs well.
• If you're at the other extreme, using SV165 Mini Guide Scope on your smaller imaging rigs is more practical than trying to mount a larger, more exotic guide scope.
• If portability is important to you, SV165 Mini Guide Scope's compact size and relatively low weight will cooperate with your requirements.
• Note:Back focus distance can stretch up to 45mm. Please pay attention to stretch to the end.

Features:

• SVBONY Compact Ultra-Mini Guide Scope for Auto Guiding Cameras
• Compact 4.4"mini guide scope with 30mm f/4 aperture optics
• Support sensitive auto guiding cameras for easy guide star acquisition
• Features precise helical focus adjustment with thumbscrew lock Ring
• Designed for use with the Orion ZWO QYH and so on auto guiding cameras (1.25in or M42 mount interface)

• Focal Length: 120mm

  The objective lens diameter is 30mm. The focal length of the scope is 120mm.F4 aperture optics provides a wide field of view which will help to quickly find the target when performing astronomical observations.;

• 1.25-inch & M42*0.75

  The 1.25-inch interface and M42*0.75 male threads allow to connect with SVbony SV305, ZWO, Orion, QYH and other auto guiding cameras.;

• Fully Broadband Multi-Coated

  Fully broadband multi-coated optics means the types of coating on all optical surfaces throughout the entire scope. And fully broadband multi-coated optics decreases surface reflectivity therefore allows greater optical through-put across the entire visible light spectrum, increases the light transmission and delivers bright, clear and high-contrast images.

• Helical Focus Stroke: 45mm

  The 45mm focusing stroke ensures enough focusing range for observing and focus lock ensures a stable focusing. The built-in helical focuser is better for precise focusing of potential guide stars.

• Ultra-mini Optics

  The guide scope is ultra mini and light, and won’t weight your telescope and mount much.;

• High-quality Craftsmanship

  High-level CNC machined & Sandblasting Oxidation

An upgradednew-type multifunctional guide scope for short focal-length, optically fast imaging telescopes, matches to telescope with focal length within 700m.

• 40mm Aperture & 160mm Focal Length

  The compact upgraded guide scope features 40mm aperture and 160mm focal length, ensuring great amount of light entering the scope and available to match to telescope with focal length not more than 700mm, an ideal guide scope for deep-sky objects.

• Six-point Guidescope Rings for Precise Alignment

  Comes with a pair of six-point guide scope rings which is with 6 large adjustment screws and knurled head, easy to grip, and adjusting and clamping screws have nylon tips, all of which benefit a flexible and precise alignment with the telescope and prevent scratches leaving on the guide scope. And there is also a screw lock on every screw, to tighten screw and avoid the guide scope being out of alignment due to a shock.

• Used as a Guide Scope or a Finder Scope

  The SV165 mini guide scope is also available to be used as a finder scope. With connection to a diagonal and an eyepiece, the guide scope is available for star finding.

• Fully Multi-coated & Stray Light Elimination

  The objective lens is fully multi-coated, resulting in bright, sharp images. The edge-blackened lens and blackened interior greatly eliminates internal light scatter and maximizes image contrast. The star guiding and star finding accuracy is greatly improved.

• High-quality Machined Tube

  The aviation aluminum alloy CNC machined tube to ensure the machining accuracy, body solidity and durability. And sandblasting surface not only prevents from rust, but also benefits the easier cleaning of oil or dust.

• 3-stage Extension Tube

  Adjustable working distance - suitable for all common auto guiders.Two T2 extension tubes and a T2-1.25” adapter with the same size thread M42*0.75 are available for some DIY usages, like attaching a diagonal and eyepiece for visual observation, etc.

• Focuser Marked with Scale

  The scale marked focuser is convenient to mark the focus position to improve the efficiency of repeating focusing, and the lock ring can ensure that the focuser would not move during use.

• Vixen Style Mounting Base

  SV165 Guide Scope comes with a standard Vixen style mounting base, easy to install and compatible with dovetail mounts. There is a 1/4 inch screw hole at the bottom of the base.

Buyer's ShowImaging telescopes or lenses: AstroTech AT115EDT Scope
Imaging cameras: ZWO 294 MM PRO Imaging Camera
Mounts: Celestron AVX Mount
Guiding telescopes or lenses: SvBony 30 mm f/4 guidescope guide scope
Guiding cameras: asi zwo 120 MC-S Guide Camera
Focal reducers: Astro Tech 0.8x Reducer/Flattener AT0.8x
Software: NINA,PhD2,PixInsight,CPWI
Filters: Chroma O3 3nm filter · Chroma Ha 3nm 31mm filter · Chroma S2 filter
Accessory: ZWO EFW 2" Wheel · Thousand Oaks Dew Controller Heater · ZWO EAF FocuserModelSV106 50mmSV106 60mmSV165Type of TelescopeAchromatic RefractorAchromatic RefractorLensCementedCementedTube materialAluminum AlloyAluminum AlloyAperture50mm / 1.97in60mm / 2.36inFocal Length190mm / 7.48in240mm /9.45in120 mmFocal RatioF3.8F4F4CoatingFully multi-coatedFully multi-coatedFMCBest for imagingDeep skyDeep skyDeep skyUser levelIntermediateIntermediateRough Focusing Range30mm35mmFocuserHelical Focuser with 8 mm TravelHelical Focuser with 8 mm TravelConnection to eyepiece1.25inch1.25inch1.25inchTube diameter54.5mmDewcap diameter61mmTotal Length240mmncluded accessories:Tube Rings and Dovetail RailLens Diameter30 mmSupport interface1.25in Or M42*0.75 mount Camera1.25in Or M42*0.75 mount Camera1.25in Or M42*0.75 mount CameraFocuser TypeFront Part FocuserBack FocusAdjustableDovetail includes1/4″ screw holeTube Travel45 mmBody Size92x56x78mm / 3.62x2.20x3.07 inSurface technologyAluminum Profile about svbony

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