- Extra-low dispersion (ED) glass: The SV503 80mm features ED glass for high-contrast, crystal clear, color-accurate images, perfect for discerning observers;
- Fully Multi-Coated Optics: The whole optical lens adopts the technology of ultra-wideband multilayer coating.Fully multi-coated ED optics deliver outstanding views during day or night;
- Dual-Speed Focuser for Precision: Featuring a 1:10 dual-speed rack and pinion focuser, the 2-inch toothed focuser allows for smooth and precise focusing adjustments, ensuring sharp images for both visual observation and astrophotography;
- Top-quality material: The appearance of the SV503 OTA is baked with high-end fine-grained paint,with exquisite appearance and delicate feel,all machined by CNC;
- Areas of application:SV503 80mm F7 telescope would be better begin for astronomy amateurs to do astrophotography.
Get 0.8x Reducer/Flattener for SV503 80ED
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This SV503 telescope combination set includes a 102mm ED F7 refractor telescope, a SV223 90 degree diagonal mirror, a SV182 6x30 right-angle correct-image optical finder scope, a SV211 203mm saddle handle bar and a universal dovetail base. It is a suitable telescope visual set for astronomy.
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- SV503 80ED F7 Telescope Refractor OTA, SKU: F9359B
- SV188P Diagonal, SKU: F9171B
- 68-Degree 6/9/15/20mm Eyepiece Set, SKU: F9152A-F9152B-F9152C-F9152D
- Universal Dovetail Slot, SKU: W2370A
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- Large 122mm aperture; f/7 focal ratio and 854mm focal length; a great travel telescope for astrophotography and observation; and even some fainter deep sky objects due to the higher limiting magnitude;
- FPL-51 triplet apochromatic lens structure; the astro refractor telescope contains one piece of ED glass, for better correction of aberration, greatly reduce chromatic aberration and enhance the clarity & sharpness;
- Dual speed 2.5-inch toothed focuser with 1: 10 gear ratio; easy to achieve accurate focus; the dual speed focuser can provide two focusing speeds by using a set of co-axial knobs; for fast focusing and fine focusing;
- 300mm dovetail length; it can maintain the balance to the greatest extent; and more convenient in the adjustment process;
- Carrycase included; this telescope bag has a removable shoulder strap and hand-carry strap.
(Note: The bag is included in the OTA, so you needn't buy one separately. For extra accessories, pls choose our bundle set)
Review Video by @NebulaPhotos Unboxing Video
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- ED Glass structure: The doublet air-spaced achromatic design with S-FPL51 ED glass reduces chromatic aberration, delivering crisp, accurate color images;
- Large aperture for bright images: The 102mm objective lens with an f/7 focal ratio brings more lights into the scope body and you will get more bright and clear image;
- FMC-coating for crisp image: Ultra-wideband multi-layer coatings and a retractable lens hood provide bright, wide-field images with sharp resolution, perfect for various types of observation;
- Dual-speed rack focuser: The 90mm back focus and dual-speed rack and pinion focuser with focus knob cover make it easy to achieve fine, accurate focus for both visual and photography.
Get the 0.8x Reducer & Flattener for SV503 102ED
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- Unlock the full potential of your telescope equipment for deep space photography with our versatile and multi-functional accessories.
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The SV503 series includes SV503 80ED telescope refractor OTA and SV193 0.8x flattener & focal reducer. It is suitable for visual observation and deep-sky photography.
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- SV193 0.8x focal reducer can take dazzling celestial photos without worrying about the distortion of the star points on the edge of the photo;
- The front is a standard 2-inch socket for connecting the main lens. The rear is a M48x0.75 thread for connecting the camera mount. Supports full-frame cameras
- The SV193 can be connected to a standard 2" filter thread to add the light pollution filter you need；
- The 0.8X defocus system shortens the exposure time. It can meet the needs of astronomical photographers who need sufficient exposure in a short time.
This SV503 80/102ED Telescope Bundle Set includes
- SV503 ED series refractor OTA
- SV188P 1.25inch Diagonal
- SV191 7.2-21.6mm Zoom Eyepiece
- SV182 Finder Scope
- 1.25inch Moon Filter
- SV224 Universal Dovetail Slots
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The popular SV503 series includes SV503 102ED refractor OTA, SV193 0.8x field flattener & focal reducer, SV165 mini guide scope, the side dovetail slot, the SV226 filter drawer and SV211 red handle bar. This bundle set will provide the best optical quality, whether you use it for Deep-Sky Object or Planets, visual or photography.
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- The objective lens of the OTA features an S FPL-51 extra-low dispersion glass ED element, which virtually eliminates chromatic aberration. This results in the best color correction for an ED doublet lens.
- The 0.8 times defocusing system shortens the exposure. It can meet the needs of astrophotographers who need sufficient exposure in a short time.
- With advanced refractor, it can take dazzling celestial photos without worrying about the distortion of the star points on the edge of the photo.
- SV182 Finder Scope with 90-degree viewing angle lets you view a more comfortable and convenient operation compared to a traditional straight-through viewing finder.
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This SV503 Telescope Bundle Set With Solar Filter is suitable for solar observation and photography.
Set Includes:
- SV503 80ED F7 Telescope Refractor OTA, SKU: F9359B
- SV193 2 Inch 0.8X Focal Reducer / Filed Flattener, SKU: W9152B
- Solar Finder Scope, SKU: F9168A
- SV229 Solar Filter, SKU: W9183B
- SV211 135mm Handle Bar, SKU:W9163A
- Universal Dovetail Slots, SKU: W2370A
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- The popular SV503 80ED F7 telescope refractor will provide the best optical quality, whether you use it for deep-Sky objects or planets, visual or photography.
- The compatible SV193 0.8x field flattener & focal reducer will increase the field of view and improve the image flatness， which is essential for deep-sky photography.
- The SV165 30mm F4 guide scope is very mini and easy to use, widely used in different Astro-observations.
- The side dovetail slot provides you with an easy way to install the finder.
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This SV503 102ed doublet refractor Telescope Set is suitable for astronomical visual observation.
Visual Set-1 includes: SV503 102ed OTA, SV211 handle bar, SV182 right-angle star finder, SV188P 1.25" diagonal, 2x barlows, 6-20mm 1.25" 68-degree UWA eyepiece set, and universal dovetail slot.
Visual Set-2 includes: SV503 102ed OTA, SV211 handle bar, SV182 straight star finder, SV188P 1.25" diagonal, 2" extension tube 75mm, 2x barlows, 6-12-25mm 1.25" plossl eyepiece set, and universal dovetail slot.
Visual Set-3 includes: SV503 102ed OTA, SV211 handle bar, SV182 right-angle star finder, SV188P 1.25" diagonal, 6-9-15-20mm 1.25" 68-degree UWA eyepiece set, and universal dovetail slot.
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- SV193 0.8x focal reducer can take dazzling celestial photos without worrying about the distortion of the star points on the edge of the photo;
- The front is a standard 2-inch socket for connecting the main lens. The rear is a M48x0.75 thread for connecting the camera mount. Supports full-frame cameras;
- The SV193 can be connected to a standard 2" filter thread to add the light pollution filter you need；
- The 0.8X defocus system shortens the exposure time. It can meet the needs of astronomical photographers who need sufficient exposure in a short time.
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Photography Set Includes:
- SV503 102ED Telescope, SKU: F9359D
- SV193 2-Inch 0.8x Focal Reducer / Filed Flattener, SKU: W9152D
- SV211 203mm Telescope Handle Bar, SKU: W9163B
- Universal Dovetail Slots, SKU: W2370A
- SV172 Dew Heater Strip, SKU: W9132D
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Set Includes:
- SV503 102ED Refractor OTA Telescope, SKU: F9359D
- SV193 Focal Reducer, SKU: W9152D
- SV188P Diagonal, SKU: F9171B
- 2inch UV/IR Cut Filter, SKU: F9127B
- SV211 203mm Handle Bar, SKU: W9163B
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Set Includes:
- SV550 80APO OTA, SKU: F9381A
- Fully Metal Telescope Eyepiece Adapter, SKU: W2811C
Here are the cameras you can choose from:
- SV305 Pro Camera, SKU: F9198B
- SV305Pro AR Coating Astronomy Camera, SKU: F9198C
- SV305M Pro Astronomy Camera, SKU: F9198D
- SV505C Color Planetary Camera, SKU: F9198H
- SV705C Planetary Camera, SKU: F9198J
- SV605CC OSC Camera, SKU: F9198K
- SV405CC Cooled Color Camera, SKU: F9198F
This SV503 set connected for CMOS astrophotography,give you more playing methods,let's try it now,any questions,contact us freely!
Set includes:
- SV503 102ED Telescope, SKU: F9359D
- SV193 focal reducer, SKU: W9152D
- SV211 handle bar(screws and mout screws inside), SKU: W9163B
- SV188P 90 Degree Dielectric Mirror Diagonal, SKU: F9171B
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This sv503 set connected for prime focus astrophotography, can give you more playing methods.
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SV503 prime focus photography, also known as direct focus photography, is a method of directly using the telescope to take pictures without adding any optical objects between the telescope and the camera. The main objects of prime focus photography are nebulae, clusters and galaxies.This can be achieved by matching the SV503 set with the M42 camera ring.
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This sv503 set connected for Eyepiece Projection astrophotography, Not include eyepiece,you can choose eyepiece from svbony website.