{"product_id":"astronomy-plus-m54-spacer-rings","title":"Astronomy Plus Fine M54 Adjustment Spacer Rings (0.1 to 1mm)","description":"\u003ch1\u003e\u003cspan class=\"Polaris-Text--root Polaris-Text--bodyMd\"\u003eAstronomy Plus Fine M54 Adjustment Spacer Rings (0.1 to 1mm)\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eSpacers in astrophotography are used to achieve precise backfocus, ensuring the optimal distance between the telescope's optics and the camera sensor. This alignment is crucial for sharp, well-focused images and prevents issues like distorted stars or vignetting.\u003c\/p\u003e\n\u003cp\u003eThese stainless steel spacer rings fits M54 accessories. \u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 77.4159%; height: 43px;\" border=\"0\" cellspacing=\"0\"\u003e\n\u003ccolgroup span=\"2\" width=\"154\"\u003e\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 21px;\"\u003e\n\u003ctd style=\"width: 50.0208%; height: 21px;\" align=\"left\" height=\"21\"\u003eFitting size\u003c\/td\u003e\n\u003ctd style=\"width: 50.0208%; height: 21px;\" align=\"left\"\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21px;\"\u003e\n\u003ctd style=\"width: 50.0208%; height: 21px;\" align=\"left\" height=\"21\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"width: 50.0208%; height: 21px;\" align=\"left\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eAvailable Thicknesses :\u003c\/h2\u003e\n\u003ctable border=\"0\" cellspacing=\"0\"\u003e\n\u003ccolgroup width=\"107\"\u003e\u003c\/colgroup\u003e \u003ccolgroup width=\"154\"\u003e\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eSKU\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eThickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-01\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-015\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-02\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-03\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-04\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-05\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-06\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-07\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-08\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\" height=\"21\"\u003eTA445-1\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e \u003c\/h3\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cp\u003eSelected thickness of stainless steel spacer :\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e0.1 mm\u003c\/li\u003e\n\u003cli\u003e0.15 mm\u003c\/li\u003e\n\u003cli\u003e0.2 mm\u003c\/li\u003e\n\u003cli\u003e0.3 mm\u003c\/li\u003e\n\u003cli\u003e0.4 mm\u003c\/li\u003e\n\u003cli\u003e0.5 mm\u003c\/li\u003e\n\u003cli\u003e0.6 mm\u003c\/li\u003e\n\u003cli\u003e0.7 mm\u003c\/li\u003e\n\u003cli\u003e0.8 mm\u003c\/li\u003e\n\u003cli\u003e1 mm\u003c\/li\u003e\n\u003cli\u003eKit of 10 : one of each\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Astronomy Plus","offers":[{"title":"0.1 mm","offer_id":46575104786661,"sku":"TA445-01","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"0.15 mm","offer_id":46575104819429,"sku":"TA445-015","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"0.2 mm","offer_id":46575104852197,"sku":"TA445-02","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"0.3 mm","offer_id":46575104884965,"sku":"TA445-03","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"0.4 mm","offer_id":46575104917733,"sku":"TA445-04","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"0.5 mm","offer_id":46575104950501,"sku":"TA445-05","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"0.6 mm","offer_id":46575104983269,"sku":"TA445-06","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"0.7 mm","offer_id":46575105016037,"sku":"TA445-07","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"0.8 mm","offer_id":46575105048805,"sku":"TA445-08","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"1 mm","offer_id":46575105081573,"sku":"TA445-1","price":5.0,"currency_code":"CAD","in_stock":true},{"title":"Kit of 10 Spacers (One of each thickness)","offer_id":46575105114341,"sku":"TA445-KIT","price":36.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/CokenSpacer_d277b948-b49b-49e6-903a-cc7d25728f0c.webp?v=1741457772","url":"https:\/\/istronomyplus.com\/products\/astronomy-plus-m54-spacer-rings","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}