{"product_id":"nova-manual-ac-dc-portable-lens-measuring-instrument-special-optical-instrument-focal-length-meter-refractor-refractometer","title":"Manual Portable Lens Focal Length Meter Refractor Refractometer - AC\/DC Optical Instrument","description":"\u003cp\u003eDiscover precision and versatility with this optical device designed to meet a wide range of needs. With an impressive vertex power range of +15 to -15 diopters, this device ensures accurate adjustments with fine increments for detailed customization. The prismatic power offers 4 prism diopters with a precise 1 diopter step. Cylindrical axis adjustments span from 0 to 180 degrees, enhanced with a fine 1-degree step. Designed to accommodate lenses with diameters from 20mm to 80mm, it ensures compatibility with various lens types. The eyepiece focusing allows for adjustments between -5D to +5D for optimal clarity. Additionally, it includes a printer device for easy data management and a contact lens box for convenient storage.\u003cbr\u003e\u003cbr\u003e---\u003cbr\u003e\u003cbr\u003e### Key Features:\u003cbr\u003e\u003cbr\u003e- Vertex Power Range: +15 to -15 diopters\u003cbr\u003e- Vertex Power Step: 0-(±)10D for 0.125D, (±)10D-(±)15D for 0.25D\u003cbr\u003e- Prismatic Power Range: 4 prism diopters\u003cbr\u003e- Prismatic Power Step: 1 diopter\u003cbr\u003e- Cylindrical Axis Range: 0 to 180 degrees\u003cbr\u003e- Cylindrical Axis Step: 1 degree\u003cbr\u003e- Lens Accommodation: Diameter 20mm to 80mm\u003cbr\u003e- Eyepiece Focusing: -5D to +5D\u003cbr\u003e- Includes: Contact lens box and printer device\u003cbr\u003e- Power Supply: DC 3V \/ AC 6V, 3W\u003c\/p\u003e","brand":"FUSIONREPUBLIC","offers":[{"title":"Default Title","offer_id":51230357782869,"sku":"\u003cnone\u003e","price":116.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0522\/7728\/0965\/files\/S17bee15b7ec44b9a8143b5994cf3fce0S.webp?v=1754428132","url":"https:\/\/fusionrepublic.com\/hu\/products\/nova-manual-ac-dc-portable-lens-measuring-instrument-special-optical-instrument-focal-length-meter-refractor-refractometer","provider":"FUSIONREPUBLIC","version":"1.0","type":"link"}