{"id":18976,"date":"2026-10-13T00:53:15","date_gmt":"2026-10-12T22:53:15","guid":{"rendered":"https:\/\/deep-space-astronomy.ch\/produit\/baader-fr-4-bague-de-butee-pour-coulant-3175-mm\/"},"modified":"2026-10-13T00:53:15","modified_gmt":"2026-10-12T22:53:15","slug":"baader-fr-4-bague-de-butee-pour-coulant-3175-mm","status":"publish","type":"product","link":"https:\/\/deep-space-astronomy.ch\/en\/product\/baader-fr-4-bague-de-butee-pour-coulant-3175-mm\/","title":{"rendered":"Baader \u2013 FR-4, bague de but\u00e9e pour coulant 31,75 mm"},"content":{"rendered":"<div class=\"product\"><div class=\"product\"><h2>Retrouver la position de votre accessoire<\/h2>\n<p>La bague Baader FR-4 se glisse autour du coulant 31,75 mm d\u2019un oculaire ou d\u2019un accessoire compatible. Une fois plac\u00e9e \u00e0 la hauteur souhait\u00e9e, ses deux vis immobilisent la bague et cr\u00e9ent une but\u00e9e d\u2019insertion. Vous pouvez ainsi retirer l\u2019accessoire puis retrouver sa position m\u00e9canique dans le porte-oculaire.<\/p>\n<h3>Setup and Use<\/h3>\n<p>Baader pr\u00e9voit notamment cet usage pour fixer la position de mise au point d\u2019un syst\u00e8me de guidage ou d\u2019un diviseur optique. La bague agit sur la profondeur d\u2019insertion du coulant : elle ne remplace pas le r\u00e9glage de mise au point de l\u2019instrument. Son \u00e9paisseur effective est de 4,8 mm ; v\u00e9rifiez la longueur de coulant disponible pour positionner la but\u00e9e.<\/p>\n<h3>Technical specifications<\/h3>\n<div>\n<table>\n<tbody>\n<tr>\n<th scope=\"row\">Manufacturer reference<\/th>\n<td>1905131<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Inner diameter<\/th>\n<td>31,75 mm \/ 1,25 pouce<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Tightening<\/th>\n<td>Deux vis M4<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Longueur effective<\/th>\n<td>4.8 mm<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Outer diameter<\/th>\n<td>42,5 mm<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Pi\u00e8ce Astro T-2<\/th>\n<td>30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Retrouvez une profondeur d\u2019insertion constante avec la bague de but\u00e9e Baader FR-4 pour oculaire ou accessoire au coulant 31,75 mm.<\/p>","protected":false},"featured_media":18975,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[624],"product_cat":[731],"product_tag":[],"class_list":["post-18976","product","type-product","status-publish","has-post-thumbnail","product_brand-baader","product_cat-bagues-dadaptation-et-de-conversion","first","on_supplier","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product\/18976","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=18976"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media\/18975"}],"wp:attachment":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media?parent=18976"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_brand?post=18976"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_cat?post=18976"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_tag?post=18976"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}