{"id":11102,"date":"2025-09-29T11:22:18","date_gmt":"2025-09-29T09:22:18","guid":{"rendered":"https:\/\/deep-space-astronomy.ch\/?post_type=product&#038;p=11102"},"modified":"2025-11-18T17:36:30","modified_gmt":"2025-11-18T16:36:30","slug":"reducteur-astrophysics-pour-rc-0-67x","status":"publish","type":"product","link":"https:\/\/deep-space-astronomy.ch\/en\/product\/reducteur-astrophysics-pour-rc-0-67x\/","title":{"rendered":"Astrophysics gearbox for RC 0.67x"},"content":{"rendered":"<h3>Astro-Physics Focal Length Reducer 0.67\u00d7 (Astrophotography)<\/h3>\n<p>Compact and powerful, this 0.67\u00d7 telecompressor significantly increases the speed of your setup.<br \/>\n(reducing exposure time) and shortens focal length. Ideal for RC telescopes<br \/>\n- particularly f\/8 models, which are thus reduced to around f\/5.3 - and well suited to<br \/>\nrefractors around f\/9.<\/p>\n<ul>\n<li>Reduction factor : <strong>0.67\u00d7<\/strong><\/li>\n<li>RC f\/8 \u2192 <strong>f\/5.3<\/strong> about<\/li>\n<li><strong>Uncorrected field<\/strong> (focus reduction only)<\/li>\n<li>Sensors up to <strong>APS-C<\/strong><\/li>\n<li>Optimum backfocus : <strong>85 mm<\/strong> from the thread <strong>M48\u00d70.75<\/strong><\/li>\n<li>Sufficient space for <em>OAG<\/em> and filter wheel<\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td><strong>Camera-side thread<\/strong><\/td>\n<td>M48\u00d70.75<\/td>\n<\/tr>\n<tr>\n<td><strong>Mechanical distance required<\/strong><\/td>\n<td>85 mm to sensor<\/td>\n<\/tr>\n<tr>\n<td><strong>Compatibility<\/strong><\/td>\n<td>Refractors ~f\/9, RC (ideal f\/8)<\/td>\n<\/tr>\n<tr>\n<td><strong>Field correction<\/strong><\/td>\n<td>No (focus reduction only)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Astro-Physics R\u00e9ducteur de Focale 0.67\u00d7 (Astrophotographie) Compact et performant, ce t\u00e9l\u00e9compresseur 0.67\u00d7 augmente nettement la vitesse de votre setup (en r\u00e9duisant le temps de pose) et raccourcit la focale. Id\u00e9al pour les t\u00e9lescopes RC \u2014 particuli\u00e8rement les mod\u00e8les \u00e0 f\/8 qui passent ainsi \u00e0 environ f\/5.3 \u2014 et bien adapt\u00e9 aux r\u00e9fracteurs autour de f\/9. [&hellip;]<\/p>\n","protected":false},"featured_media":11103,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[844],"product_cat":[650],"product_tag":[],"class_list":{"0":"post-11102","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-astro-physics","7":"product_cat-rducteurs-correcteurs-ap","9":"first","10":"on_supplier","11":"sale","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product\/11102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/comments?post=11102"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media\/11103"}],"wp:attachment":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media?parent=11102"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_brand?post=11102"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_cat?post=11102"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_tag?post=11102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}