• Unlock the full potential of your telescope equipment for deep space photography with our versatile and multifunctional accessories;
• Introducing the SV165 30mm f/4 guiding scope, SV905C cmos guiding camera,  SV193 0.8x filed flattener & focal reducer;
• You can choose whatever you like.                                     

This SV503 102ED Telescope Bundle Set includes sv503 102ed refractor OTA, sv193 focal reducer, sv188p diagonal and a 2inch UV/IR cut filter.

• Rugged housing prevents damage;
• Sliding graceful and soft dual-speed focuser;
• Ed glass (FPL51) can produce very beautiful and clear images;
• The fully multilayer coated lens eliminates all reflections on the glass, and it has little or no chromatic aberration at high magnification.

Get 0.8x Focal Reducer for SV503 102

This SV503 80/102ED Telescope Bundle Set includes SV503 ED series refractor OTA, SV188p diagonal, SV191 7.2-21.6mm zoom eyepiece, SV182 finder scope and a 1.25inch UHC ultra high contrast filter.

The SV503 series includes SV503 102ED telescope refractor OTA and SV193 0.8x flattener & focal reducer. It is suitable for visual observation and deep-sky photography.

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.

Enhance your SV503 80 experience with our recommended accessories! Introducing the SV193 flat field flattener/focal reducer, versatile multifunctional dovetail slot, and SV211 telescope handle bar for added convenience. But wait, there's more! Customize your setup with our hot-selling SV220 2inch dualband narrowband filters and SV172 PWM function 430mm dew heater strip.

Explore the perfect combinations in bundle1, bundle2, and bundle3 for a truly optimized astrophotography experience. Upgrade your SV503 80 today and capture the stars like never before!

This SV503 102ED telescope bundle set includes 102ed f/7 refractor OTA, SV193 focal reducer, SV211 handle bar(screws and mout screws inside) and SV188P diagonal 1.25 inch. It is worth mentioning that, since the 503 comes with 1.25-inch and 2-inch adapter rings, it can easily connect to any 1.25- or 2-inch zenith mirror, barlow lenses, eyepieces or other optical components without purchasing additional adapter separately. 

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.

• 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.

This SV503 Telescope Set is suitable for astronomical visual observation.

• 102mm objective lens diameter and f/7 focal ratio telescope OTA; large objective lens brings more lights into the scope body and you will get more bright and clear image
• Doublet air spaced achromatic S-FPL51 ED glass provides you less chromatic aberration image
• Crisp Image; ultra wide band multi-layer coating technology; 102mm aperture optics and retactable lens hood deliver bright wide-field images with sharp resolution
• 90mm back focus; it comes with dual focus rack and pinion focuser with focus knob cover; you can get precious focus easily
• Package includes; 102mm refractor OTA; 2 inch to 1.25inch adapter;metal hoop and dovetail; objective focuser wheel cover; a package with die-cut foam insert

Get the 0.8x Reducer & Flattener for SV503 102ED

• Extra-low dispersion glass; SV503 Telescope OTA is designed with ED glass; will give you the crystal clear image; SV503 80ED telescope produces an especially colour true and high contrast image; just right for more discerning observers;
• Dual-speed rack and pinion focuser; the gear ratio of the dual speed 2-inch toothed focuser is 1: 10; which makes it easy to achieve accurate focus;
• 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;
• All optical surfaces multi-coated; the whole optical lens adopts the technology of ultra-wideband multilayer coating; 80mm aperture; fully multi-coated ED optics deliver outstanding views; day or night;
• Areas of application; SV503 80mm F7 astronomy telescope SV503 would be better begin for astronomy amateurs to do astrophotography;

Get 0.8x Reducer/Flattener for SV503 80ED

• 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. 

• Quality Optics; SV503 Telescope’s objective lens features an S-FPL51 extra-low dispersion glass ED element; which virtually eliminates chromatic aberration;
• SV503 telescope can be for experienced observers; but also for ambitious beginners;With SV503 you will get the most authentic Image; can be satisfied with more discerning observers;
• Doublet air spaced achromatic; quality 2-Element objective provides sharp and high-contrast images for travel and mobile use;
• 2-inch rack and pinion; the 2 inch RAP focuser holds heavy photographic accessories safe
  Area of application; you can apply SV503 OTA to astrophotography; moon; nature observation; nebulae and galaxies.

Note: The SV503 70ed is designed with f/6 focus ratio. When reducing the focus further, the image quality will not be guaranteed. This is why 0.8x flat field is not available. 

This SV503 Telescope Bundle Set With Solar Filter is suitable for solar observation and photography.

This combination includes SV503 70ED F6 refractor, SV228 bahtinov mask, SV154 SWA eyepiece, and 2inch 90-degree dielectric diagonal with 1.25inch adapter. It is suitable for beginners stargazing.

Note: The SV503 70ed is designed with f/6 focus ratio. When reducing the focus further, the image quality will not be guaranteed. This is why 0.8x flat field is not available. If you need flat field for telescope, we suggest choosing SV503 80 f/7 refractor.

This SV503 Refractor 70mm ED F6 Telescope Bundle Set includes SV503 70ed f/6 refractor, SV188P diagonal, SV182 6x30 metal finderscope, SV207 1.25inch 8/15/25mm eyepieces and a dovetail slot. It is portable and suitable for astronomical observation.

• SV211 is a comfortable and convenient carrying handle, easy to carry, you can take it off and install it on a tripod at any time;
• There is also a neat integrated saddle designed to accept SV198 or other brands of boot range and viewfinder range;
• Full CNC integrated finishing anodized aluminum, hard metal texture, firmly fit on your telescope;
• Compatible products OTA: SV503 (70F6  80F7) SV550 (80F6), make it more convenient for you to use.

• The SV503 series telescope with the popular dovetail system;
• Easy to connect the finder and do balance work;
• Aluminum alloy and brass handy knob material provide solid protection.

The popular SV503 series 70/80/102 mm ED telescope with side dovetail slot, more choice for your Astronomy hobby.