{"id":15420,"date":"2025-07-07T11:12:42","date_gmt":"2025-07-07T09:12:42","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=15420"},"modified":"2026-03-20T09:48:38","modified_gmt":"2026-03-20T08:48:38","slug":"zwo-ff80-apo-0-76x-full-frame-reducer","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/zwo-ff80-apo-0-76x-full-frame-reducer\/","title":{"rendered":"ZWO FF80 APO 0.76\u00d7 Full-Frame Reducer"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>ZWO FF80 APO 0.76\u00d7 Full-Frame Reducer<\/strong> shortens the focal length of your FF80 APO from 600 mm to 456 mm (f\/5.7) and delivers a flat field of view for full-frame cameras. The three-element design, including one ED glass element, corrects image-field distortion and offers a built-in 2\u2033 filter thread (M48\u00d70.75) for narrowband or color filters.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Key benefits<\/strong><br>\u2713 <strong>Faster shots<\/strong><br>Shorten the focal length by 24% for shorter exposures and wider field.<br>\u2713 <strong>Flat field of view<\/strong><br>Three-element optics with ED glass prevents star distortion at the edge.<br>\u2713 <strong>Easy mounting<\/strong><br>Directly on M68 lens of FF80 APO, with standard steps: segment connector loose, reducer on M68, reducer in focuser.<br>\u2713 <strong>Integral filter thread<\/strong><br>Built-in 2\u2033 filter thread (M48\u00d70.75) for filters without additional adapters.<br>\u2713 <strong>Universal camera connector<\/strong><br>Output threads M48\u00d70.75 and M54\u00d70.75 fit all common filter wheels and camera adapters.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Practical application<\/strong><br>Place the reducer between your FF80 APO and focuser to quickly capture larger nebulae and star fields full-frame. Use the filter thread to easily mount LRGB or narrowband filters, while the ED correction ensures sharp, high-contrast images.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Technical specifications<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Telescope connection: M68<\/li>\n\n\n\n<li>Camera connectors: M48\u00d70.75 &amp; M54\u00d70.75<\/li>\n\n\n\n<li>Focal reduction: 0.76\u00d7 (600 \u2192 456 mm)<\/li>\n\n\n\n<li>Corrected field of view: 36 mm<\/li>\n\n\n\n<li>Back focus: 55 mm<\/li>\n\n\n\n<li>Filter thread: 2\u2033 (M48\u00d70.75)<\/li>\n\n\n\n<li>Optics: three elements, including ED glass<\/li>\n\n\n\n<li>Material: CNC-machined aluminum<\/li>\n\n\n\n<li>Application: visual &amp; photographic<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p data-start=\"1874\" data-end=\"1941\">\u00a0<\/p>\n<p data-start=\"1693\" data-end=\"1872\">ZWO FF80 APO 0.76\u00d7 reducer for full-frame sensors. Reduced to f\/5.7, flat field of view and built-in 2\u2033 filter thread for optimal astrophotography.<\/p>","protected":false},"featured_media":21204,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[123],"product_cat":[56,469,3105,589,3104,3106,592],"product_tag":[],"class_list":["post-15420","product","type-product","status-publish","has-post-thumbnail","product_brand-zwo","product_cat-telescoop-accessoires","product_cat-astro-fotografie","product_cat-optische-accessoires","product_cat-optische-accessoires-v1","product_cat-overige-astrofotografie-accessoires","product_cat-reducers","product_cat-reducers-flatteners","product_shipping_class-licht","first","instock","sale","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":[],"acf":[],"jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":15272,"url":"https:\/\/www.telescoop.nl\/en\/zwo-reducer-075x-voor-ff65-apo\/","url_meta":{"origin":15420,"position":0},"title":"ZWO Reducer 0.75x for FF65 APO","author":"","date":"05-07-2025","format":false,"excerpt":"\u00a0 ZWO Reducer 0.75x for FF65 APO shortens the focal length and enlarges the field of view. Includes M48 and M54 adapters, suitable for 2\" filters.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"ZWO Reducer 0,75x f\u00fcr FF65 APO","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-F65-Reducer-0-75x.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-F65-Reducer-0-75x.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-F65-Reducer-0-75x.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-F65-Reducer-0-75x.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-F65-Reducer-0-75x.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-F65-Reducer-0-75x.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":15274,"url":"https:\/\/www.telescoop.nl\/en\/zwo-ff65-apo-bundel-met-am3-en-carbon-statief\/","url_meta":{"origin":15420,"position":1},"title":"ZWO FF65 APO Bundle with AM3 and Carbon Tripod","author":"Info telescoop","date":"05-07-2025","format":false,"excerpt":"\u00a0 ZWO FF65 APO Bundle with AM3 and Carbon Tripod comes with ZWO FF65 APO quintuplet refractor (65 mm, 416 mm focal length, flat field of view for full-frame), ZWO AM3 mount (harmonic drive, up to 8 kg carrying capacity without counterweight), stable carbon tripod (50 kg carrying capacity, weight container) and adapters (M48, M54, M68).","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"ZWO FF65 APO Bundle mit AM3 und Carbon Stativ","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Telescoop-FF65-AP-65-416-Vijfling-met-AM3-en-Carbon-Statief.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Telescoop-FF65-AP-65-416-Vijfling-met-AM3-en-Carbon-Statief.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Telescoop-FF65-AP-65-416-Vijfling-met-AM3-en-Carbon-Statief.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Telescoop-FF65-AP-65-416-Vijfling-met-AM3-en-Carbon-Statief.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Telescoop-FF65-AP-65-416-Vijfling-met-AM3-en-Carbon-Statief.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Telescoop-FF65-AP-65-416-Vijfling-met-AM3-en-Carbon-Statief.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":15288,"url":"https:\/\/www.telescoop.nl\/en\/zwo-ff130-apo-130-1000-quadruplet-ota\/","url_meta":{"origin":15420,"position":2},"title":"ZWO FF130 APO 130\/1000 Quadruplet OTA","author":"Info telescoop","date":"05-07-2025","format":false,"excerpt":"\u00a0 ZWO FF130 APO quadruplet with integrated correction for full-frame sensors. Perfect color correction, flat field of view and robust construction for advanced astrophotography.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"ZWO FF130 APO 130\/1000 Quadruplet OTA","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF130-AP-130-1000-Quadruplet-OTA.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF130-AP-130-1000-Quadruplet-OTA.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF130-AP-130-1000-Quadruplet-OTA.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF130-AP-130-1000-Quadruplet-OTA.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF130-AP-130-1000-Quadruplet-OTA.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF130-AP-130-1000-Quadruplet-OTA.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":15292,"url":"https:\/\/www.telescoop.nl\/en\/zwo-ff65-apo-65-416-quintuplet-ota\/","url_meta":{"origin":15420,"position":3},"title":"ZWO FF65 APO 65\/416 Quintuplet OTA","author":"Info telescoop","date":"05-07-2025","format":false,"excerpt":"\u00a0 ZWO FF65 APO 65\/416 quintuplet OTA with built-in correction and ED glass. Fully flat field of view up to full-frame size. Lightweight, compact and ready for astrophotography.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"ZWO FF65 APO 65\/416 Quintuplet OTa","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF65-AP-65-416-Quintuplet-OTA.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF65-AP-65-416-Quintuplet-OTA.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF65-AP-65-416-Quintuplet-OTA.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Apochromatische-refractor-FF65-AP-65-416-Quintuplet-OTA.jpg?resize=700%2C400&ssl=1 2x, 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APO","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Pro-Reducer-0-82x-voor-76-418-Triplet-ED-APO.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Pro-Reducer-0-82x-voor-76-418-Triplet-ED-APO.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Pro-Reducer-0-82x-voor-76-418-Triplet-ED-APO.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Pro-Reducer-0-82x-voor-76-418-Triplet-ED-APO.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Pro-Reducer-0-82x-voor-76-418-Triplet-ED-APO.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Pro-Reducer-0-82x-voor-76-418-Triplet-ED-APO.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":26349,"url":"https:\/\/www.telescoop.nl\/en\/omegon-pro-reducer-08x-voor-94-517-triplet-ed-apo\/","url_meta":{"origin":15420,"position":5},"title":"Omegon Pro Reducer 0.8x for 94\/517 Triplet ED APO","author":"","date":"25-08-2025","format":false,"excerpt":"\u00a0 Omegon Pro Reducer 0.8x for 94\/517 Triplet ED APO comes with M68 telescope connector and M48 camera connector.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon Pro Reducer 0.8x voor 94\/517 Triplet ED APO","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Pro-Reducer-0-8x-voor-94-517-Triplet-ED-APO.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Pro-Reducer-0-8x-voor-94-517-Triplet-ED-APO.jpg?resize=350%2C200&ssl=1 1x, 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