{"product_id":"skorter-10pcs-7mm-ceramic-core-replacement-parts-for-fiber-optic-visual-fault-locating-device","title":"Lisslune | 10 Pieces 7mm Ceramic Core Replacement Parts for Fiber Optic Visualization Fault Finder","description":"\u003cbr\u003e1. When the laser of the fiber optic visual fault locator emits a strong light, but you notice signs of looseness while connecting the fiber jumper, this indicates that the red light isn't able to penetrate the fiber and no light is displayed on the opposite end. This suggests that the ceramic sleeve is compromised and requires replacement with a new one.\u003cbr\u003e2. Changing it yourself can save both time and hassle.\u003cbr\u003e3. Compatible with: fiber optic visual fault locators, optical power meters, PDA red light multifunction devices, and more.\u003cbr\u003e4. Most ceramic cores found in red light pens measure 7 mm. If you're uncertain, check with the original device's manufacturer or consider purchasing a ceramic pack (5mm+7mm) for testing. There is only one type of metal head available. Please confirm this thoroughly before making a purchase.\u003cbr\u003e5. Product material: ceramic \/ metal\u003cbr\u003e\u003cbr\u003e","brand":"Lisslune","offers":[{"title":"Standard title","offer_id":55806124032265,"sku":null,"price":25.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/1667\/5849\/files\/TBD0604015003_7d1563b3-c1af-49c2-a8db-6f113ccc8993.jpg?v=1751211848","url":"https:\/\/lisslune.com\/products\/skorter-10pcs-7mm-ceramic-core-replacement-parts-for-fiber-optic-visual-fault-locating-device","provider":"Lisslune","version":"1.0","type":"link"}