{"product_id":"svbony-mk127-127mm-maksutov-cassegrain-telescope-ota","title":"SVBONY MK127 127mm Maksutov-Cassegrain Telescope OTA","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eMaksutov-Cassegrain Optical Design\u003c\/li\u003e\n\u003cli\u003ef\/11.8 Native Focal Ratio\u003c\/li\u003e\n\u003cli\u003ef\/7.68 with Included 0.65x Reducer\u003c\/li\u003e\n\u003cli\u003eInternal Dual-Speed Focuser\u003c\/li\u003e\n\u003cli\u003e210mm Vixen-Style Dovetail Plate\u003c\/li\u003e\n\u003cli\u003eSecondary Mirror with 99% Reflectivity Dielectric Coatings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eSVBONY MK127 Maksutov-Cassegrain Telescope\u003c\/h2\u003e\n\u003cp\u003eThe SVBONY MK127 Maksutov-Cassegrain Telescope is engineered for high-magnification planetary and lunar observation, featuring a native f\/11.8 focal ratio and secondary mirror with 99% reflectivity dielectric coatings for maximum image brightness. With the included 0.65x focal reducer, the system converts to a faster f\/7.68 for wider deep-sky views, offering two distinct optical configurations in one package. The optical tube's light gathering power is 254X that of the naked eye, and it connects to a universe of accessories via its standard SCT male thread (2\" 24TPI).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eRumak-Maksutov Optics: 99% Reflectivity for High-Contrast Views\u003c\/h3\u003e\n\u003cp\u003eThe MK127 uses a Rumak-style Maksutov-Cassegrain design, which features a separated secondary mirror. This improves optical alignment and correction, delivering sharper stellar images and higher contrast on planetary details compared to standard Maksutovs. The primary mirror has a multi-coated aluminum finish, while the secondary boasts 99% reflectivity dielectric coatings to maximize light transmission to your eyepiece.\u003c\/p\u003e\n\u003cp\u003eUnlike achromatic refractors, this catadioptric system is free of chromatic aberration. Bright targets like Jupiter, the lunar limb, and bright stars are rendered without distracting purple fringing, revealing crisp, natural detail. While the enclosed tube requires time to acclimate to ambient temperature, the reward is apochromatic-level views from a remarkably compact instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDual Focal Ratios: From f\/11.8 to f\/7.68 with the 0.65x Reducer\u003c\/h3\u003e\n\u003cp\u003eThis telescope includes a 0.65x focal reducer, transforming its optical characteristics with a simple accessory change. At its native f\/11.8, the long focal length is ideal for achieving high power on small targets, allowing you to resolve cloud bands on Jupiter, the Cassini Division in Saturn's rings, and tiny craterlets on the Moon.\u003c\/p\u003e\n\u003cp\u003eAttaching the reducer converts the scope to a faster f\/7.68 system. This shortens exposure times for astrophotography and provides a wider true field of view for observing larger deep-sky objects like the Orion Nebula (M42) or the Andromeda Galaxy (M31). This built-in flexibility allows the MK127 to function as both a dedicated planetary scope and a capable wide-field instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eMechanical Design: 210mm Dovetail and Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eThe MK127 is built for stability and precision. It attaches to any mount accepting a Vixen-style rail with its included 210mm dovetail plate, providing a secure connection for visual use or imaging. The internal dual-speed focuser allows for smooth and precise adjustments, which is critical for achieving perfect sharpness at high magnification.\u003c\/p\u003e\n\u003cp\u003eThe coarse knob allows you to find initial focus quickly, while the fine-adjustment knob gives you the delicate control needed to snap planetary details into sharp relief. Because focusing is achieved by moving the primary mirror internally, there is no external drawtube, minimizing focus shift and maintaining a rigid imaging train.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSCT Ecosystem: 2\" 24TPI Threads and Included Adapters\u003c\/h3\u003e\n\u003cp\u003eAt the rear of the telescope is a standard SCT male thread (2\" 24TPI), granting the MK127 access to the vast ecosystem of Schmidt-Cassegrain accessories. This includes focal reducers, off-axis guiders, and dedicated cameras. SVBONY includes the necessary adapters to get you started right out of the box.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSCT to 2\" Adapter:\u003c\/strong\u003e Allows the use of 2-inch diagonals, eyepieces, and other accessories for wide-field viewing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSCT to 1.25\" Adapter:\u003c\/strong\u003e Lets you connect standard 1.25-inch diagonals and eyepieces, the most common format for planetary observing. This adapter also features integrated T-threads for direct camera attachment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the SVBONY MK127?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe SVBONY MK127 weighs 6.47lb (2934g) and comes with a 210mm Vixen-style dovetail plate. It is compatible with any astronomical mount that can support this weight and uses a Vixen-style saddle, such as a Celestron AVX, Sky-Watcher EQM-35, or a medium-duty alt-azimuth mount.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat are the f\/11.8 and f\/7.68 focal ratios on the SVBONY MK127 used for?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThese two focal ratios give the SVBONY MK127 excellent flexibility.\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ef\/11.8 (Native):\u003c\/strong\u003e This is the telescope's natural focal ratio. It is ideal for high-magnification visual observation of the Moon and planets, where a long focal length helps achieve high power with comfortable eyepieces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ef\/7.68 (with Reducer):\u003c\/strong\u003e By attaching the included 0.65x focal reducer, you get a wider, brighter field of view. This is better suited for observing larger deep-sky objects and for astrophotography, as it reduces exposure times.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I see the Cassini Division in Saturn's rings with the SVBONY MK127?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. Under conditions of good atmospheric seeing, the SVBONY MK127's Maksutov-Cassegrain optics are capable of resolving fine details like the Cassini Division in Saturn's rings, as well as major cloud belts on Jupiter. The internal dual-speed focuser is critical for achieving the precise focus needed to see such details.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the SVBONY MK127 suitable for imaging the Orion Nebula (M42)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, especially when using the included 0.65x focal reducer to operate at f\/7.68. This provides a wider field of view to frame large targets like the Orion Nebula (M42) and shortens exposure times. For best results, it should be used on a stable equatorial mount that can track the sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the benefit of the Rumak design in the SVBONY MK127?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Rumak optical design used in the SVBONY MK127 separates the secondary mirror from the rear of the corrector plate. This gives optical designers more freedom to correct for aberrations, resulting in a flatter field and sharper images across a wider area compared to a standard Gregory-Maksutov. It's a key feature that enhances the telescope's high-resolution capabilities.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the SVBONY MK127 come with everything needed to attach eyepieces?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAlmost. The SVBONY MK127 includes adapters for both 2-inch and 1.25-inch accessories. You will still need to provide your own star diagonal and eyepieces to begin observing. The included adapters ensure that whichever size diagonal you choose will connect to the telescope's SCT thread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSVBONY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Structure\u003c\/td\u003e\n\u003ctd\u003eMaksutov-Cassegrain optics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/11.8 \u0026amp; f\/7.68 (w\/ Focal Reducer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e254X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eInternal Dual Speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Coating\u003c\/td\u003e\n\u003ctd\u003eMulti-coated Precision Aluminum Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Coating\u003c\/td\u003e\n\u003ctd\u003e99% Reflectivity Dielectric Coatings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdapter Thread\u003c\/td\u003e\n\u003ctd\u003eSCT Male thread (2\" 24TPI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e2934g \/ 6.47lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMK127 Maksutov-Cassegrain OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e0.65x Focal Reducer\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSCT to 2\" Mount Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSCT to 1.25\" Mount w\/ T Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e1.25-inch Dust Plug\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMetal Objective Lens Cover\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eVixen Style Dovetail Plate 210mm\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eVersatile Dovetail Mounting Base\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eScrews\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 10\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eUser Manual\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/svbony-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSVBONY 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SVBONY","offers":[{"title":"Default Title","offer_id":52861222846749,"sku":"SV-F9382C","price":409.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/SVBONY-Maksutov-Cassegrain-Telescope-for-Planetary-Observation-MK127-1_95fce2f1-88b8-4e42-a432-f8ada06961ea.jpg?v=1788883057","url":"https:\/\/davidastro.com\/fr-us\/products\/svbony-mk127-127mm-maksutov-cassegrain-telescope-ota","provider":"David Astro","version":"1.0","type":"link"}