{"product_id":"portable-handheld-auto-refractometer-mhar800-high-precision-optical-instrument","title":"Portable Handheld Auto Refractometer MHAR800 | High Precision Optical Instrument","description":"\u003ch3\u003ePortable Handheld Auto Refractometer - Optical Instrument\u003c\/h3\u003e\n\u003cp\u003e\u003cimg data-spm-anchor-id=\"a2700.details.0.i75.4bf2599dm7aFUR\" alt=\"HAR-800 Optical Instrument Low Price Portable Handheld Auto Refractometer\" height=\"190.5\" width=\"750\" data-alt=\"HAR-800 Optical Instrument Low Price Portable Handheld Auto Refractometer\" data-src=\"\/\/sc04.alicdn.com\/kf\/Hc98c5cc3afba4247b41de3809e0df0ebf\/228379486\/Hc98c5cc3afba4247b41de3809e0df0ebf.jpg\" src=\"https:\/\/sc04.alicdn.com\/kf\/Hc98c5cc3afba4247b41de3809e0df0ebf\/228379486\/Hc98c5cc3afba4247b41de3809e0df0ebf.jpg\" ori-height=\"381\" ori-width=\"1500\"\u003e\u003c\/p\u003e\n\u003ch4\u003eAuto Refractometer Features:\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNon-contact and Non-invasive:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSafe for eyes with a 35cm (14 inches) distance between the instrument and the eyes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eChild-friendly:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMinimal cooperation required, making it suitable for infants and individuals with language barriers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpeedy Inspection:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne-key operation to complete the automatic detection of both eyes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAccurate Results:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdvanced optical detection provides precise measurements for myopia, hyperopia, astigmatism, axial, and anisometropia.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComprehensive Detection Modes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfant Mode:\u003c\/strong\u003e Specifically designed for infants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMyopia Mode (HAR-880 only):\u003c\/strong\u003e Customized for individuals with myopia, including high myopia.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdult Mode:\u003c\/strong\u003e Suitable for all adults.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEasy Targeting:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLuminant cross-shape assists the operator in targeting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUltrasonic Distance Measurement:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAutomatically monitors distance with audible and visual cues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Printer:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThermal printer connected via infrared.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003eAuto Refractometer Specifications:\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eOptical Parameters:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInfant Mode\u003c\/li\u003e\n\u003cli\u003eAdult Mode\u003c\/li\u003e\n\u003cli\u003eMyopia Mode (HAR-880 only)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSphere Range:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInfant\/Adult Mode: -6.0D~+8.0D\u003c\/li\u003e\n\u003cli\u003eMyopia Mode: -9.0D to +2.0D\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSphere Interval:\u003c\/strong\u003e 0.25D\/0.1D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSphere Tolerance:\u003c\/strong\u003e ±0.5D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCylinder Range:\u003c\/strong\u003e -3.0D to +3.0D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCylinder Interval:\u003c\/strong\u003e 0.25D\/0.1D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCylinder Tolerance:\u003c\/strong\u003e ±0.5D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAxial of Astigmatism Range:\u003c\/strong\u003e 1°~180°\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAxial of Astigmatism Interval:\u003c\/strong\u003e 1°\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAxial of Astigmatism Tolerance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e0.25D-1.00D: ±10°\u003c\/li\u003e\n\u003cli\u003e1.25D-3.00D: ±5°\u003c\/li\u003e\n\u003cli\u003eIntervals are adjustable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eFunctional Parameters:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWorking Distance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdult\/Infant Mode: 335±10mm\u003c\/li\u003e\n\u003cli\u003eMyopia Mode (HAR-880 only): 268±10mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConfidence Level:\u003c\/strong\u003e 10\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput of Laser Radiation:\u003c\/strong\u003e 150 to 200um\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWavelength:\u003c\/strong\u003e 850±20nm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Acquisition Time:\u003c\/strong\u003e 2s\/eye\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Voltage:\u003c\/strong\u003e d.c. 11.1V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDistance Measurement:\u003c\/strong\u003e Automatic, with audible and visual hints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Over 6 hours of continuous usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow-Battery Warning:\u003c\/strong\u003e Indicates 15 minutes of usage remains.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty : \u003c\/strong\u003e 1 YEAR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSphere range : \u003c\/strong\u003e -6.0D~+8.0D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSphere interval : \u003c\/strong\u003e 0.25D\/0.1D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSphere tolerance : \u003c\/strong\u003e ±0.5D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder range : \u003c\/strong\u003e 3.0D to +3.0D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking distance : \u003c\/strong\u003e Adult\/infant mode 335±10mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-battery warning : \u003c\/strong\u003e Indicates 15 minutes usage remains\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery life : \u003c\/strong\u003e More than 6 hours of continuous usage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistance measurement : \u003c\/strong\u003e Automatic, with audible and visual hint\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction : \u003c\/strong\u003e Eye Sight Testing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MEUBON","offers":[{"title":"White","offer_id":48270106492980,"sku":"60676610871","price":6700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/8127\/8516\/files\/Hb653685bfe9f460fb636ed04e7b3177ba.webp?v=1788283258","url":"https:\/\/meduvon.com\/products\/portable-handheld-auto-refractometer-mhar800-high-precision-optical-instrument","provider":"My Store","version":"1.0","type":"link"}