{"product_id":"astrnomy-plus-m42-spacer-rings","title":"Astronomy Plus M42 Fine Adjustment Spacer Rings (0.1 to 1 mm)","description":"\u003ch1\u003eAstronomy Plus Fine Adjustment M42 Spacer Rings (0.1 to 1mm)\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 M42 accessories. \u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable cellspacing=\"0\" border=\"0\" style=\"width: 77.4159%; height: 43px;\"\u003e\n\u003ccolgroup width=\"154\" span=\"2\"\u003e\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 21px;\"\u003e\n\u003ctd height=\"21\" align=\"left\" style=\"width: 50.0208%; height: 21px;\"\u003eFitting size\u003c\/td\u003e\n\u003ctd align=\"left\" style=\"width: 50.0208%; height: 21px;\"\u003eM42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21px;\"\u003e\n\u003ctd height=\"21\" align=\"left\" style=\"width: 50.0208%; height: 21px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd align=\"left\" style=\"width: 50.0208%; height: 21px;\"\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 cellspacing=\"0\" border=\"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 height=\"21\" align=\"center\"\u003eSKU\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eThickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-01\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-015\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-02\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-03\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-04\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-05\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-06\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-07\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-08\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd height=\"21\" align=\"center\"\u003eTA447-1\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\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":46575059402981,"sku":"AST-TA447-01","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"0.15 mm","offer_id":46575059435749,"sku":"AST-TA447-015","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"0.2 mm","offer_id":46575059468517,"sku":"AST-TA447-02","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"0.3 mm","offer_id":46575059501285,"sku":"AST-TA447-03","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"0.4 mm","offer_id":46575059534053,"sku":"AST-TA447-04","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"0.5 mm","offer_id":46575059566821,"sku":"AST-TA447-05","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"0.6 mm","offer_id":46575059599589,"sku":"AST-TA447-06","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"0.7 mm","offer_id":46575059632357,"sku":"AST-TA447-07","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"0.8 mm","offer_id":46575059665125,"sku":"AST-TA447-08","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"1 mm","offer_id":46575059697893,"sku":"AST-TA447-1","price":4.0,"currency_code":"CAD","in_stock":true},{"title":"Kit of 10 Spacers (One of each thickness)","offer_id":46575059730661,"sku":"AST-TA447-KIT","price":34.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/CokenSpacer_e40902a7-cd7f-42e8-ae41-4f0b6dc60700.webp?v=1741457352","url":"https:\/\/istronomyplus.com\/products\/astrnomy-plus-m42-spacer-rings","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}