{"product_id":"askar-backfocus-adjuster-bf-adj","title":"Askar M54\/M54 Backfocus Adjuster - BFA-M54","description":"\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/M54_BF_Adjuster_8a0b797d-5e5d-4431-aba8-1f094b5bfee1.webp?v=1759870832\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe M54 version of the Askar backfocus adjuster's front telescope interface is female thread M54x0.75 and the rear camera interface is male thread M54x0.75, the overall thickness is 18mm and offers ± 2mm adjustment range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe backfocus adjuster is CNC machined. Each unit is a 0.05mm precision adjustment, the surface is printed with a scale for easy adjustment and to save the position. There are two holes for fixing screws, which make the adjuster easy to use with different products.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBy rotating the backfocus adjuster, it can be adjusted between ±2mm to match the backfocus requirement, and to solve the various imaging problem caused by the backfocus.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUsers just need to choose according to their product's rear adapter.\u003c\/span\u003e\u003c\/p\u003e\n\u003ccenter\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/0tpxRjg-4kc?si=JjMC0y_0LvfQP_J_\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/center\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003eFront adapter\u003cspan\u003e：\u003c\/span\u003e female M54*0.75\u003c\/p\u003e\n\u003cp\u003eRear adapter\u003cspan\u003e：male\u003c\/span\u003e M54*0.75\u003c\/p\u003e\n\u003cp\u003eThickness:  18mm\u003c\/p\u003e\n\u003cp\u003eAdjustment range: +\/- 2mm\u003c\/p\u003e\n\u003cp\u003eMinimum adjustment range:0.05mm per frame\u003c\/p\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":42105793839217,"sku":"ASK-BFA-M54","price":127.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/M54_BF_Adjuster.webp?v=1776459229","url":"https:\/\/khanscope.com\/en-fr\/products\/askar-backfocus-adjuster-bf-adj","provider":"Khan Scope Centre","version":"1.0","type":"link"}