{"id":10234,"date":"2021-04-23T16:05:18","date_gmt":"2021-04-23T16:05:18","guid":{"rendered":"https:\/\/groupeastronomiespa.be\/astrogas\/avancement-du-dob-355-de-voyage-suite\/"},"modified":"2025-06-08T22:44:30","modified_gmt":"2025-06-08T20:44:30","slug":"avancement-du-dob-355-de-voyage-suite","status":"publish","type":"post","link":"https:\/\/groupeastronomiespa.be\/astrogas\/avancement-du-dob-355-de-voyage-suite\/","title":{"rendered":"Avancement du Dob 355 de voyage (suite)"},"content":{"rendered":"<p>Bonjour \u00e0 tous, voici l&rsquo;\u00e9tat d&rsquo;avancement des travaux.<\/p>\n<p><strong> Barillet:<\/strong><\/p>\n<p>Pour le moment, rien n&rsquo;est coll\u00e9 et tout est d\u00e9montable.<\/p>\n<p>J&rsquo;ai ajout\u00e9 le c\u00e2ble de soutient du miroir ainsi que 2 petites but\u00e9es lat\u00e9rales imprim\u00e9es en 3D (Pet G plein) et un anneau d\u00e9coup\u00e9 dans une feuille en plastique pour bloquer les triangles en rotation.<\/p>\n<p> <a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210331_205457.jpg\" data-lbwps-width=\"2880\" data-lbwps-height=\"2160\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210331_205457-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210331_205457-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><\/p>\n<p><strong>Porte filtres<\/strong><\/p>\n<p>J&rsquo;ai fait un porte filtre d\u00e9coup\u00e9 dans une plaque de carbone 2mm. Il est compos\u00e9 :<\/p>\n<p>D&rsquo;une premi\u00e8re couche qui est une plaque aux dimensions du porte oculaire avec un trou central un peu plus large que la partie coulissante du porte oculaire.<br \/>\nSans plaque porte filtre, la partie coulissante du porte oculaire pourra traverser le porte filtre ce qui pourra \u00eatre n\u00e9cessaire pour rattraper le back focus si, occasionnellement, j&rsquo;essaye de prendre une photo. <\/p>\n<p>D&rsquo;une seconde couche qui compose la partie lat\u00e9rale des deux glissi\u00e8res, une de celles-ci inclus un petit indexeur \u00e0 ressort (morceau de ressort de stylo \u00e0 bille et index d\u00e9coup\u00e9 dans une plaque de teflon). Deux petites cavit\u00e9s creus\u00e9es dans la premi\u00e8re et la troisi\u00e8me couche h\u00e9bergent la partie la plus large du ressort.<\/p>\n<p>La troisi\u00e8me couche termine la glissi\u00e8re<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-porte-filtre-plan.jpg\" data-lbwps-width=\"823\" data-lbwps-height=\"472\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-porte-filtre-plan-300x172.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-porte-filtre-plan-300x172.jpg\" alt=\"\" width=\"300\" height=\"172\" \/><\/a><\/p>\n<p>Mon Dob 250 et mon Dob 400 ont des portes oculaires 1,25&prime; et ils utilisent tous les deux une m\u00eame plaque porte filtre. Le positionnement s&rsquo;effectue au moyen de petits aimants.<\/p>\n<p>Ici, je dispose d&rsquo;un porte oculaire 2&prime; mais, n&rsquo;ayant pas l&rsquo;intention d&rsquo;acheter  tout de suite des filtres 2&prime;, j&rsquo;ai souhait\u00e9 pouvoir utiliser la plaque des filtres 1.25&prime;.<\/p>\n<p>J&rsquo;ai donc d\u00e9coup\u00e9 une plaque adaptatrice. La plaque actuelle s&rsquo;y ins\u00e8re et s&rsquo;y arrime avec ses aimants.<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210423_141941.jpg\" data-lbwps-width=\"2880\" data-lbwps-height=\"2160\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210423_141941-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210423_141941-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><br \/>\n<a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210423_142011.jpg\" data-lbwps-width=\"2880\" data-lbwps-height=\"2160\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210423_142011-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210423_142011-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><br \/>\n<a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210423_142258.jpg\" data-lbwps-width=\"2880\" data-lbwps-height=\"2160\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210423_142258-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210423_142258-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><\/p>\n<p><strong>Tourillons<\/strong><\/p>\n<p>La fabrication est en cours.<\/p>\n<p>J&rsquo;ai d\u00e9coup\u00e9 une \u00e2me en polystyr\u00e8ne (14 mm d&rsquo;\u00e9paisseur) avec des inserts en bois aux emplacements des fixations (d\u00e9coupe d\u00e9bordant de 2 mm au fil chaud).<\/p>\n<p>J&rsquo;ai stratifi\u00e9 les 2 faces (1couche de fibre de verre 160gr\/m\u00b2 + 1 couche de carbone 200 gr\/m\u00b2) puis j&rsquo;ai dress\u00e9 les flancs avec mon bricolage de d\u00e9fonceuse sur table.<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210417_180025.jpg\" data-lbwps-width=\"2880\" data-lbwps-height=\"2160\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210417_180025-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210417_180025-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><br \/>\n<a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210422_191255.jpg\" data-lbwps-width=\"2880\" data-lbwps-height=\"2160\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210422_191255-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210422_191255-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><\/p>\n<p>J&rsquo;ai \u00e9galement pr\u00e9par\u00e9 la bande de frottement avec la m\u00e9thode pr\u00e9conis\u00e9e par un autre astro-bricoleur (2 feuilles de carbone stratifi\u00e9es sur une t\u00f4le d&rsquo;alu \u00ab\u00a0granit\u00e9e\u00a0\u00bb).<br \/>\n<a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210416_122459.jpg\" data-lbwps-width=\"2880\" data-lbwps-height=\"2160\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210416_122459-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/37_20210423-20210416_122459-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><\/p>\n<p>Yves Piette<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;10234&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;10&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Veuillez voter&quot;,&quot;legend&quot;:&quot;0\\\/10 - (0 vote)&quot;,&quot;size&quot;:&quot;18&quot;,&quot;title&quot;:&quot;Avancement du Dob 355 de voyage (suite)&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"6\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"7\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"8\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"9\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"10\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 14.4px;\">\n            <span class=\"kksr-muted\">Veuillez voter<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Bonjour \u00e0 tous, voici l&rsquo;\u00e9tat d&rsquo;avancement des travaux. Barillet: Pour le moment, rien n&rsquo;est coll\u00e9 et tout est d\u00e9montable. J&rsquo;ai ajout\u00e9 le c\u00e2ble de soutient du miroir ainsi que 2 petites but\u00e9es lat\u00e9rales imprim\u00e9es en 3D (Pet G plein) et un anneau d\u00e9coup\u00e9 dans une feuille en plastique pour bloquer les triangles en rotation. Porte [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-10234","post","type-post","status-publish","format-standard","hentry","category-astrobricolage"],"_links":{"self":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/10234","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/comments?post=10234"}],"version-history":[{"count":1,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/10234\/revisions"}],"predecessor-version":[{"id":11448,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/10234\/revisions\/11448"}],"wp:attachment":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/media?parent=10234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/categories?post=10234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/tags?post=10234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}