{"id":92117,"date":"2026-01-03T16:04:41","date_gmt":"2026-01-03T15:04:41","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=92117"},"modified":"2026-09-10T14:45:43","modified_gmt":"2026-09-10T12:45:43","slug":"omegon-pro-rc-203-1624-ota","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/omegon-pro-rc-203-1624-ota\/","title":{"rendered":"Omegon Pro RC 203\/1624 OTA"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\">Omegon Pro RC 203\/1624 OTA: 8 inch RC in carbon with tilt correction<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>Omegon Pro RC 203\/1624<\/strong> In carbon fiber version, 8-inch hyperbolic quartz optics (f\/8) combine with the best mechanics of the RC line: carbon tube, 2-inch linear bearing focuser, and tilt adapter. Quartz maintains its shape during temperature changes, carbon holds the focus point: together that means sharp frames from evening to morning.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A Ritchey-Chr\u00e9tien uses two hyperbolic mirrors: the design of virtually every professional observatory. The result is a large, coma-free field of view without a corrector: stars remain round all the way to the edges of the sensor.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Volledige-buis-Ritchey-Chretien-Pro-RC-203-1624-OTA-5.jpg\" alt=\"Omegon Pro RC 203\/1624 Carbon Ritchey-Chr\u00e9tien\" title=\"\"><\/figure>\n<\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8d39b2df wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Volledige-buis-Ritchey-Chretien-Pro-RC-203-1624-OTA-1.jpg\" alt=\"The 2-inch linear bearing focuser of the Omegon RC 203\" title=\"\"><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<h4 class=\"wp-block-heading\">Quartz plus carbon: focus that endures<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">The ball-bearing linear bearing focuser supports full camera trains without sagging, and with the tilt adapter you align the sensor exactly perpendicular to the optical axis. The integrated baffle structure suppresses stray light for maximum contrast.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With a 1624 mm focal length, this is the imaging scale for galaxies, planetary nebulae, and globular clusters; the Losmandy dovetail belongs on an EQ6-class mount.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h4 class=\"wp-block-heading\">Included<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ritchey-Chr\u00e9tien optics 203\/1624 with hyperbolic quartz mirrors<\/li>\n\n\n<li>Carbon tube<\/li>\n\n\n<li>2 inch linear bearing focuser<\/li>\n\n\n<li>Tilt adapter<\/li>\n\n\n<li>Integrated baffle structure<\/li>\n\n\n<li>Losmandy dovetail<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Featured accessories<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">The Omegon Pro UHC 2-inch filter (89 euros) brings out emission nebulae under light-polluted skies, and the Omegon Powerbank 10k 12V (39.90 euros) powers the mount, camera, and dew heaters on location.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">For whom yes, for whom no<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">For: advanced astrophotographers who want the maximum in mechanical control in the most popular RC size. Not: those looking for the same optics on a tighter budget; the classic RC 203\/1624 delivers the quartz mirrors for almost three hundred euros less. Hesitating between the models? The <a href=\"\/en\/telescope-selection-aid\/\">Choice assistant<\/a> helpt. More Omegon is on the <a href=\"\/en\/brands\/omegon\/\">merk page<\/a>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Specifications<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feature<\/th><th>Value<\/th><\/tr><\/thead><tbody><tr><td>Opening<\/td><td>203 mm<\/td><\/tr><tr><td>Focal length<\/td><td>1624 mm<\/td><\/tr><tr><td>Opening ratio<\/td><td>f\/8<\/td><\/tr><tr><td>Optical design<\/td><td>Ritchey-Chr\u00e9tien (hyperbolic quartz mirrors)<\/td><\/tr><tr><td>Tubus<\/td><td>Carbon<\/td><\/tr><tr><td>Focuser<\/td><td>2 inch linear bearing with tilt adapter<\/td><\/tr><tr><td>Dovetail<\/td><td>Losmandy<\/td><\/tr><tr><td>Execution<\/td><td>OTA (loose tube)<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>The Omegon Pro RC 203\/1624 comes with hyperbolic quartz mirrors, carbon tube, 2-inch linear bearing focuser, tilt adapter, integrated baffles, and Losmandy dovetail: 8-inch RC with maximum control.<\/p>","protected":false},"featured_media":98597,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[126],"product_cat":[51,428,2972,3167],"product_tag":[],"class_list":["post-92117","product","type-product","status-publish","has-post-thumbnail","product_brand-omegon","product_cat-telescopen","product_cat-telescopen-voor-astrofotografie","product_cat-reflector-telescopen","product_cat-ritchey-chretien-telescopen","product_shipping_class-licht","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"bundled_by":[],"bundle_stock_status":"instock","bundle_stock_quantity":null,"bundle_virtual":false,"bundle_layout":"","bundle_add_to_cart_form_location":"","bundle_editable_in_cart":false,"bundle_sold_individually_context":"","bundle_item_grouping":"","bundle_min_size":"","bundle_max_size":"","bundle_price":[],"bundled_items":[],"bundle_sell_ids":[25035,93445],"acf":[],"jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":92148,"url":"https:\/\/www.telescoop.nl\/en\/omegon-pro-rc-203-1624-ota-ritchey-chretien\/","url_meta":{"origin":92117,"position":0},"title":"Omegon Pro RC 203\/1624 OTA Ritchey-Chretien","author":"","date":"03-01-2026","format":false,"excerpt":"The Omegon Pro RC 203\/1624 comes with hyperbolic quartz mirrors, a 2-inch Crayford focuser, integrated baffles, a Losmandy dovetail, a steel tube construction, and a high-quality mirror coating.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Ritchey-Chretien-Pro-RC-203-1624-OTA-9.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":92107,"url":"https:\/\/www.telescoop.nl\/en\/omegon-pro-rc-154-1370-ota\/","url_meta":{"origin":92117,"position":1},"title":"Omegon Pro RC 154\/1370 OTA","author":"","date":"03-01-2026","format":false,"excerpt":"The Omegon Pro RC 154\/1370 comes with a carbon tube, 2-inch linear bearing focuser, tilt adapter, high-reflectivity mirrors, internal stray light baffles, and a Losmandy dovetail: the carbon version of the entry-level RC.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon Pro RC 154\/1370 Ritchey-Chr\u00e9tien telescoop met volledige buis","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Volledige-buis-Ritchey-Chretien-Pro-RC-154-1370-OTA-6.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":92127,"url":"https:\/\/www.telescoop.nl\/en\/omegon-pro-rc-250-2000-ota\/","url_meta":{"origin":92117,"position":2},"title":"Omegon Pro RC 250\/2000 OTA","author":"","date":"03-01-2026","format":false,"excerpt":"De Omegon Pro RC 250\/2000 wordt geleverd met 3 inch roteerbare focuser, hyperbolische kwartsspiegels, Losmandy-zwaluwstaart, tilt-adapter, ge\u00efntegreerde baffles en carbonbuis: de grootste RC met volle buis.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon Pro RC 250\/2000 Carbon OTA Ritchey-Chr\u00e9tien telescoop met volledige buis","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Carbon-Volledige-buis-Ritchey-Chretien-Pro-RC-250-2000-OTA-6.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":92136,"url":"https:\/\/www.telescoop.nl\/en\/omegon-pro-rc-154-1370-ota-ritchey-chretien\/","url_meta":{"origin":92117,"position":3},"title":"Omegon Pro RC 154\/1370 OTA Ritchey-Chretien","author":"","date":"03-01-2026","format":false,"excerpt":"The Omegon Pro RC 154\/1370 comes with hyperbolic BK7 glass mirrors, a Crayford focuser, an integrated baffle structure, a Losmandy dovetail, and a high-reflectivity coating: the most affordable path to RC astrophotography.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Ritchey-Chretien-Pro-RC-154-1370-OTA-9.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":92196,"url":"https:\/\/www.telescoop.nl\/en\/omegon-pro-newton-355-2845-lichtgewicht-truss-ota\/","url_meta":{"origin":92117,"position":4},"title":"Omegon Pro Newton 355\/2845 Lightweight Truss OTA","author":"","date":"03-01-2026","format":false,"excerpt":"The Omegon Pro RC 355\/2845 Lightweight Truss comes with an open carbon truss tube, quartz honeycomb primary mirror, 3-inch monorail focuser, fan system, Losmandy dovetail, three extension tubes, and precision collimation.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon Pro RC 355\/2845 lichtgewicht truss OTA Ritchey-Chr\u00e9tien telescoop","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Ritchey-Chretien-Pro-RC-355-2845-lichtgewicht-truss-OTA-7.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":92206,"url":"https:\/\/www.telescoop.nl\/en\/omegon-pro-rc-355-2845-ota\/","url_meta":{"origin":92117,"position":5},"title":"Omegon Pro RC 355\/2845 - Ritchey-Chretien Truss OTA","author":"Info telescoop","date":"03-01-2026","format":false,"excerpt":"De Omegon Pro RC 355\/2845 Truss wordt geleverd met open carbon truss-tubus, hyperbolische kwartsspiegels met honingraatstructuur, 3 inch monorail focuser, krachtige ventilators, verlengstukken en Losmandy-zwaluwstaart.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Ritchey-Chretien-Pro-RC-355-2845-Truss-OTA-5.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product\/92117","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/comments?post=92117"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/98597"}],"wp:attachment":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=92117"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=92117"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=92117"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=92117"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}