{"product_id":"asf-contrast-sensitivity-vision-chart","title":"Asf Contrast Sensitivity Vision Chart","description":"Usage\/Application\tHospitals and clinicsBrand\tA.S.F UniversalMaterial\tPlasticModel Name\/Number\tASF-28Shape\tRectangularColor\tWhite and BlackHandling\tPortableUsage\tFor Eye Sight Check upMinimum order quantity: 1 UnitA contrast sensitivity test measures your ability to distinguish between finer and finer increments of light versus dark (contrast). This differs from common visual acuity testing in a routine eye exam, which measures your ability to recognize smaller and smaller letters on a standard eye chart.","brand":"ASF","offers":[{"title":"Pack of 1","offer_id":47154249498844,"sku":"MBPPRWBMESMMBY9O9MZ6","price":8260.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/7060\/9116\/files\/asf-contrast-sensitivity-vision-chart-8480248.png?v=1779444546","url":"https:\/\/globalsurgicals.in\/products\/asf-contrast-sensitivity-vision-chart","provider":"Global Surgicals","version":"1.0","type":"link"}