• APO and Double ED glasses reduce the chromatic aberration, which gives a bright image;
• The central focus ring allows spotting aims clearly at a fast speed;
• Fully multi-coated and K9 and Porro prism allows more light transmission;
• 45°design is an ergonomic proportion and suitable for eyes observing or capturing;
• IPX6 waterproof and anti-fog.

• 4K Wireless Video Transmission System: Wireless HDMI Transmitter and Receiver HDMI IN and Loop-out resolution supports up to Full HD 4K @30Hz, provide a higher quality image;
• Long Rang, Low Latency: 1000ft reliable range for wireless video and audio transmission; 0.08S low latency for real-time monitoring that enables.This product can go through walls within a certain range,stable and reliable.Note: Walls, bricks or glass can shorten signal coverage or cause severe signal loss;
• Loop Out & IR Remote Control: ST3 wireless HDMI transmitter and receiver supports infrared remote control expansion, which supports 30KHz/38KHz/47KHz/56KHz infrared signal remote control,you can use the remote control to control the set-top box in different rooms.Additional HDMI Output on the Transmitter end allows you to add a local Display for Monitoring;
• Plug & Play: Setup is quick and easy,no software to install,eliminate cable clutter, get up and running in minutes with a true plug-and-play experience. Connect the transmitter to the HDMI source, then connect the receiver to the secondary HDTV, and you’re ready to go;
• Support Maximum 1TX to 4RXs: Our transmitter can connect up to 4 receivers simultaneously, duplicate or extend your screen so you can share one set-top box in the living room, bedroom, etc.

• Dual ED objective lens (4 pieces/4 group) ultra-low dispersion optical glass that significantly reduces chromatic aberration; the ed spotting scope presents clear images with good color correction; and enjoy lifelike colors and contrast;
• 100mm large-aperture; improved light collection capabilities; provides wide field of view and support for long-distance observation; allow the spotting scope to display a bright field of view;
• Detachable eyepiece; SA401 spotting scope can be freely combined to achieve a variety of observation methods; and can be compatible with SC001 WIFI camera to download and share photos in real time;
• APO apochromatic; increase the clarity and color restoration of the image; eliminate chromatic aberration for a variety of colors, and make the imaging effect sharp and clear
• Smooth focus wheel; the scope can accurately capture fast-moving birds; easily adjust the focus; achieve high-speed focusing; and capture moving birds;
• Standard thread interface; use the universal standard ¼-20 tapped hole; 
• Waterproof and fogproof; spotting scope with built-in shading protects the objective from raindrops and snow; avoids sudden environmental changes to damage.
• Note:SA401 comes with an eyepiece

• Excellent clarity and resolution: Adopting advanced FMC multi-layer coating technology, the image quality within the zoom range is comprehensively improved, ensuring precise and error free aiming every time, bringing you an unprecedented observation experience;
• Adjustable Rotating Eye Mask: The cleverly designed rotating eye mask can accurately adjust the distance between the eyes and the eyepiece according to personal needs, ensuring clear and unobstructed vision while providing ultimate comfort for your eyes;
• One stop solution: The selected combination set includes a viewing mirror, desktop tripod, and smartphone adapter. It offers a one-stop solution to meet your diverse needs, whether it's professional observation or creative shooting, making it easy to handle;
• Anti loss eyepiece cover design: The innovative anti loss eyepiece cover design effectively prevents accidental loss of the cover during operation, ensuring that your observation tool is always in the best condition, making every observation more reassuring and worry free;
• Multi functional zoom capability: With a zoom range from 20x to 60x, whether you need meticulous close range observation or a broad field of view, it can be easily achieved;
• Flexible installation options, the base adopts a standard threaded interface design, making it easy to connect to various tripods. Whether indoors or outdoors, it can meet your bird watching and target shooting needs, ensuring stable and reliable observation every time.

• Extra-Low Dispersion ED Glass reduces chromatic aberration which causes color fringing and produces a cleaner and brighter image;
• Large field of view; 42mm objective lens provides a field of view at 394ft/1000yards;
• IPX7 waterproof through nitrogen-filled internals to handle the most extreme weather conditions; ensuring you can watch uninterrupted views;
• Premium coatings provide a high light transmittance across the entire visible light spectrum; guarantee a bright; sharp image even in twilight conditions by maximizing transmission of fading light;
• High-quality Magnesium alloy body allows a long term use;
• Large central focusing wheel for easy focusing; easy to operate; just turn the focusing knob to get clear and sharp images;
• Diopter adjustment; eyepiece built-in diopter adjustment lens; can adjust the visual balance of both eyes; easy to observe the target.

• ED glass; extra low dispersion glasses to solve color fringing problem and give more clean on edges; restore color fidelity
• FMC; fully multi coated lens and 9 Pieces lenses in 6 groups structure can provide high light transmission to get more crystal clear and bright image;
• Dual speed focus; the SV46P spotting scope is designed with two focus wheels; large and small; you only need to gently turn the focus wheel to quickly see the details of distant birds;
• Twist up eyecups; twist up and down eyecups and 19.2-18mm long eye relief will give you comfortable viewing experience for people who wear eyeglasses or not;
• Big eyepiece; the 45-degree angle design and 23mm large eyepiece are ergonomically designed; and you will have a comfortable viewing experience even if you use the SV46Pspotting scope for bird watching for a long time;
• Standard threaded interface; SV46P spotting scope is compatible with various types of tripods to meet your requirements for outdoor bird watching; wildlife viewing; etc;
• Large objective lens; the 80mm objective lens can gather more light; increase wider light transmittance; and have a bright field of view even in low-light environments.

• The Narrowband OIII 5nm filter is designed for nebula observation allowing 5nm bandwidth of light centered on a wavelength of 500.7nm through, and reducing the transmission of certain wavelengths of light, specifically those produced by artificial light including mercury vapor, high- and low-pressure sodium vapor lights and the natural light caused by neutral oxygen emission;
• The H-Alpha 5nm is an extremely narrow emission-line filter that works by allowing a 5nm bandwidth of light, centered on the 656nm wavelength through, and blocking the transmission of contrast-killing light pollution wavelengths;
• The SII 6.5nm Extra Narrowband Filter transmits a 5nm bandwidth of light that is centered at 672nm and drastically reduces other transmissions, including wavelengths of light that are responsible for light pollution. Due to the narrow bandwidth and high transmission rate of this filter, you will experience a major boost to contrast;
• The Blocks infrared wavelengths from 700nm to 1100nm so you don't need a separate IR-Cut filter, suitable for used for deep sky photographic and all are NOT for use on the Sun; 90% transmission of the filters can block the light from mercury and sodium vapour lamps; Standard M28.5x0.6 thread interface, can de directly into the 1.25 inch barrel of your telescope eyepiece.

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• Dual ED objective lens (4 pieces/4 group) ultra-low dispersion optical glass that significantly reduces chromatic aberration; the ed spotting scope presents clear images with good color correction; and enjoy lifelike colors and contrast;
• 100mm large-aperture; improved light collection capabilities; provides wide field of view and support for long-distance observation; allow the spotting scope to display a bright field of view;
• Detachable eyepiece; SA401 spotting scope can be freely combined to achieve a variety of observation methods; and can be compatible with SC001 WIFI camera to download and share photos in real time;
• APO apochromatic; increase the clarity and color restoration of the image; eliminate chromatic aberration for a variety of colors, and make the imaging effect sharp and clear
• Smooth focus wheel; the scope can accurately capture fast-moving birds; easily adjust the focus; achieve high-speed focusing; and capture moving birds;
• Standard thread interface; use the universal standard ¼-20 tapped hole; 
• Waterproof and fogproof; spotting scope with built-in shading protects the objective from raindrops and snow; avoids sudden environmental changes to damage.
• Note:SA401 comes with an eyepiece

• APO and Double ED glasses reduce the chromatic aberration, which gives a bright image;
• The central focus ring allows spotting aims clearly at a fast speed;
• Fully multi-coated and K9 and Porro prism allows more light transmission;
• 45°design is an ergonomic proportion and suitable for eyes observing or capturing;
• IPX6 waterproof and anti-fog.

• Maksutov-Cassegrain Telescope Innovation: The SVBONY MK90 features a convex meniscus lens instead of a traditional Schmidt corrector plate, enhancing contrast and eliminating the need for periodic collimation; 
• Portable & Sturdy Design: With a sturdy metal construction, this grab-and-go Maksutov telescope withstands travel bumps and knocks, making it an ideal portable telescope for outdoor adventures;
• High-Performance Optics: 90mm aperture and 1250mm focal length (f/13.9) deliver crisp, detailed views of celestial bodies and distant objects;
• Vixen-Style Dovetail Mount: Effortlessly attaches to most mounts, offering versatile compatibility for your observing needs;
• Conical Extinction Tube: Effectively prevents stray light from interfering, enhancing your viewing experience;
• Perfect for Various Observations: Ideal for detailed lunar, and planetary observations, as well as terrestrial viewing, catering to both astronomers and nature enthusiasts;
• Complete Accessory Set: Comes with a dovetail mounting base, Vixen-style dovetail plate, objective lens cover, and dust plug, ensuring you're ready for any observing session.

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• The zoom eyepiece allows you to change magnification power without swapping out eyepieces;
• 5-Elements/3-groups made of high index glass deliver sharp, high contrast vistas;
• A simple twist of the zoom eyepiece housing changes the focal length from 7mm to 21mm, providing a variety of viewing magnification powers;
• 13mm-14mm eye relief range;
• Sleek black barrel with safety undercut to reduce the possibility of the eyepiece slipping out of the focuser or diagonal;
• Blackened lens edges, anti-reflection threads for maximum contrast.

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• The zoom eyepiece allows you to change magnification power without swapping out eyepieces;
• 7-Elements/4-groups made of high index glass deliver sharp, high contrast vistas;
• A simple twist of the zoom eyepiece housing changes the focal length from 7mm to 21mm, providing a variety of viewing magnification powers;
• 15mm eye relief range;
• Sleek black barrel with safety undercut to reduce the possibility of the eyepiece slipping out of the focuser or diagonal;
• Blackened lens edges, anti-reflection threads for maximum contrast.

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• The SV550 APO is a compact refractor with 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. It weighs 6.44kg/ 14.18lb; easy to carry out and comes with a carrying case bag;
• The SV550 122mm adopts a FPL-51 triplet apochromatic lens structure which contains one piece of ED glass; the triplet lens provides better correction of aberration and greatly reduces chromatic aberration and enhance the clarity and sharpness;
• The gear ratio of the dual speed 2.5-inch toothed focuser is 1: 10; which makes it 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;
• The length of the dovetail is as high as 300mm; it can maintain the balance to the greatest extent; and it will be more convenient in the adjustment process.

  Review Video by @NebulaPhotos   Unboxing Video

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The SV550 APO triplet refractor is a compact refractor with 122mm aperture, f/7 focal ratio and 854mm focal length, a great travel telescope for astrophotography and observation. The APO refractor is an absolutely upgraded version of the SV550 80mm. The refractor gathers more light, and offers more clear and detailed images, suitable for deep sky photography and observation, for galaxies, nebulae, star clusters and even some fainter deep sky objects, due to the higher limiting magnitude.

Review Video by @NebulaPhotos   Unboxing Video

• The SA401 and SA402 spotting scope combination, enjoy the best visual experience;
• SA401 85mm APO provides excellent light transmittance;
• SA402 tripod is made of aluminum alloy and ABS, the max load is 6KG, easy to do tripod translation and tilt movement.

• SV406P 20-60×80 ED spotting scope fetures with sharp and crisp imaging, suitable for nature observation and archery;
• SC001 WIFI camera - easy imaging on the mobile phone screen with mobile phone fingertips, long battery life;
• SA402 hydraulic portable and stable tripod, highly recommended.

• SV406P 20-60X80 Angled ED Extra-Low Dispersion Dual Focus Spotting scope for Bird Watching is designed with extra-low dispersion glass to maintain color authenticity;
• Dual focus makes you to focus more precisely and give you the most perfect experience;
• BAK4 prism and FMC (Fully Multi-Coated) optics, increasing light transmission through the optical path to deliver sharp, crisp and high contrast images;
• It is nitrogen-filled, completely waterproof and fogproof. You could enjoy hunting, bird watching interest even in wet weather. It is suitable for nature lovers and birdwatchers.

• SV406P 20-60X80 Angled ED Extra-Low Dispersion Dual Focus Spotting scope for Bird Watching is designed with extra-low dispersion glass to maintain color authenticity;
• Dual focus makes you to focus more precisely and give you the most perfect experience;
• BAK4 prism and FMC (Fully Multi-Coated) optics, increasing light transmission through the optical path to deliver sharp, crisp and high contrast images;
• Nitrogen-filled, completely waterproof and fogproof;
• You could enjoy hunting, bird watching interest even in wet weather. It is suitable for nature lovers and birdwatchers.

Learn more about how to connect SV406P with 1.25-inch astronomical eyepieces

This SV550 122 APO telescope set comes with a SV550 Triplet APO, SV211 203mm handle, SV223 90-degree 2" diagonal, zoom eyepiece, and a customized backpack for telescope. Get this great travel telescope suits for your astronomical visual observation.                                                                                                         

Review Video by @NebulaPhotos    Unboxing Video

• More clear image; APO astro camera lens consists of a 3-group 5-piece petzval objective lens structure; which includes a set of triplet lens; bringing you a clearer image;
• 44mm full-frame; APO telephoto lens avoids aperture blocking; whether mirrorless camera; SLR camera; or deep-sky camera; you can photograph clear image without trouble;
• Convenient operation; SV555 telescope camera lens is equipped with an accessories for EAF (not included) for automatic and accurate focus; you can get an accurate angle to photograph quickly and conveniently;
• Single-speed focus; the telescope camera lens supports fine adjustment; enabling you to adjust the photography angle accurately for fast shooting;
• Various aperture range; the astronomical photography lens can adjust the aperture from F22 to F4.5; meeting a variety of use needs; the included graded adjustment ring and scale also make it convenient for photography by preventing accidental touching;
• Compatibility; SV555 telescope camera lens features an M48x0.75 filter thread to install the 2" filter; additionally; the V-style & Arca-Swiss quick-release system is compatible; flexible and easy to use; enhancing the efficiency;
• Convenient to use; the APO astro camera lens is featured with a handle; bracker; and dovetail plate; making it more convenient to use the lens when shooting.

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SV555 FAQ & Test

Photography Set Includes:

• SV550 80APO OTA, SKU: F9381A
• SV705C Color Planetary Camera, SKU: F9198J
• SV165 30mm Guide Scope, SKU: W9125A
• SV209 1.0x Field Flattener/Focal Reducer, SKU: W9161A
• SV210 M63 CAA 360 Degree Rotator Camera Angle Adjuster, SKU: W9162A
• SV133 Filters Wheel 1.25inch Multiple 5-Position, SKU: W9103A

Unlock the full potential of your telescope equipment for deep space photography with our versatile and multifunctional accessories! Introducing the SV550 80 APO telescope OTA and SV209 1.0x filed flattener & focal reducer. It is suitable for visual observation and deep sky photography with dso cooled camera.

Unboxing and EAF Installation Vdeo

• 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.

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• SV605CC is a 1-inch color deep space camera with square frame, 3.76um pixel size, better resolution and 80%+quantum efficiency. It can get good imaging in light polluted environment with double narrowband filters;
• IMX533 color 1-inch chip: The glow of CMOS will affect the signal-to-noise ratio of the glow affected area, resulting in residual glow or reduced signal-to-noise ratio of the area. IMX533 achieves glow suppression and better shooting effect;
• With a short focus mirror or a fast mirror system: Even if the target is too small, more details cannot be obtained due to the analytical force; IMX533 chip uses 3.76μm pixel; easy to analyze 10 angle split field of view;
• Cooling System: Thanks to the two-stage TEC cooling, the SV605CC can lower the CMOS sensor temperature to 30°C below amboent temperature, which can greatly reduce dark current generation and sensor noise even during longer exposure times.
• Support system: SV605CC camera works with Windows, Linux, Mac OS, Chrome OS and Raspberry Pi systems by running AstroDMx Capture. For Windows system, also support Sharpcap, N.I.N.A, TheSkyX and other softwares run throuth ASCOM platform by suing ASCOM driver;
• The Bayer Pattern of SV605CC is GRBG.

Note: The SV605CC has completed the product change to optimize the horizontal stripe, and the S/N serial number of the new product has been changed to S/N(B).