{"product_id":"ins-11075-1-opti-retina-lens-20d","title":"INS-11075-1 | Opti+ Retina Lens 20D","description":"\u003cp\u003eThe \u003cstrong\u003eOpti+ INS-11075-1 Retina Lens 20D\u003c\/strong\u003e is a wide-angle indirect diagnostic lens designed for non-contact examination of the retina and posterior segment of the eye. When used with a compatible binocular indirect ophthalmoscope, slit lamp, or examination illumination system, it provides a clear stereoscopic view of retinal structures.\u003c\/p\u003e\n\u003cp\u003eIts 20-diopter optical power offers a practical balance between image magnification, field of view, and working distance, making it suitable for routine ophthalmic examinations in clinics, hospitals, universities, and mobile eye-care environments.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eOutstanding Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cstrong\u003e20D Indirect Diagnostic Lens\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe INS-11075-1 features a \u003cstrong\u003e20-diopter optical power\u003c\/strong\u003e commonly used for indirect examination of the retina and posterior segment.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWide-Angle Retinal Observation\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eA \u003cstrong\u003e50° field of view\u003c\/strong\u003e allows the practitioner to observe a broad retinal area during examination.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003e2.97× Image Magnification\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe lens provides approximately \u003cstrong\u003e2.97× image magnification\u003c\/strong\u003e, supporting clear visualization of retinal details and posterior-segment structures.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eComfortable Working Distance\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eA working distance of approximately \u003cstrong\u003e47 mm\u003c\/strong\u003e provides practical separation between the lens and the patient’s eye during examination.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eNon-Contact Examination\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe lens is designed to provide retinal visualization \u003cstrong\u003ewithout contacting the patient’s eye\u003c\/strong\u003e, supporting patient comfort and efficient clinical workflow.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eStereoscopic Visualization\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eWhen used with compatible binocular observation equipment, the lens supports a three-dimensional view of the fundus for improved evaluation of retinal structures.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eClear 48 mm Aperture\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe lens incorporates a \u003cstrong\u003e48 mm clear aperture\u003c\/strong\u003e within a 50 mm lens diameter for a broad and unobstructed viewing area.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eDurable Three-Part Construction\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe indirect diagnostic lens consists of the optical lens, protective holder, and fixed retaining ring for secure handling during examinations.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCompact and Portable\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eIts lightweight construction makes the lens easy to carry between examination rooms, outreach programs, and mobile eye-care locations.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e✅ \u003cstrong\u003eThe Opti+ INS-11075-1 Retina Lens 20D delivers wide-angle, stereoscopic, and non-contact visualization of the retina with a practical balance of magnification and working distance.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cdiv class=\"richt-text-block-produkteigenschaften margin-top-xxs w-richtext\"\u003e\n\u003ch2 class=\"headline-akkordeon\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: Arial,sans-serif; font-size: 14px; margin-bottom: 20px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #e6e6e6; font-weight: bold;\"\u003e\n\u003ctd style=\"padding: 10px;\" colspan=\"2\"\u003eOPTICAL SPECIFICATIONS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInstrument Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndirect retinal diagnostic lens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOptical Power\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eImage Magnification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eApproximately 2.97×\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eField of View\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWorking Distance\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eApproximately 47 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFocal Length\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eApproximately 52 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eClear Aperture\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e48 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLens Diameter\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eExamination Method\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNon-contact indirect observation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eClinical Application\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRetinal, fundus, and posterior-segment examination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCompatible Equipment\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCompatible indirect ophthalmoscopes, slit lamps, and examination illumination systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f2f2f2; font-weight: bold;\"\u003e\n\u003ctd style=\"padding: 10px;\" colspan=\"2\"\u003ePHYSICAL DATA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3 × 3 × 1 in (approximately 8 × 8 × 3 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.95 oz (approximately 84 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Opti+","offers":[{"title":"Default Title","offer_id":43620833296599,"sku":"INS-11075-1","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/2152\/3927\/products\/product_INS-11075-1-1.jpg?v=1667510307","url":"https:\/\/optiusa.com\/products\/ins-11075-1-opti-retina-lens-20d","provider":"OPTIUSA, LLC","version":"1.0","type":"link"}