{"product_id":"teller-acuity-cards","title":"Teller Acuity Cards®","description":"\u003cp\u003eThe \u003ca href=\"\/products\/teller-acuity-cards\"\u003eTeller Acuity Cards®\u003c\/a\u003e(TAC) are a test of grating acuity for infants, pediatric, young children, and individuals with disabilities utilizing a preferential looking technique. This test has extensive evidence based on normative and clinical studies that provide a strong foundation for TAC applications in ophthalmology, optometry, and developmental practice. The test is cited more often than any similar product compiled by The National Library of Medicine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #333;\"\u003e\u003cspan style=\"background-color: #ff0000;\"\u003e\u003cspan style=\"color: #ffffff;\"\u003e Download:\u003c\/span\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e \u003ca href=\"https:\/\/storage.googleapis.com\/stateless-precision-vision\/2020\/08\/f9e53b60-tacii-manual_facing-pages_rev08312020.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eManual, Scoresheets, and Care Instructions\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Vision News\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/newsletters\/eyeonvision-july-2022\"\u003eEyeOnVision – Teller Acuity Cards - Preferential looking measures of grating acuity: development and applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/newsletters\/big-news-precision-vision-teller-acuity-cards\/\"\u003ePrecision Vision is the Master Distributor \u0026amp; Exclusive Manufacturer of Teller Acuity Cards\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"\/blogs\/videos\/testing-administrating-teller-acuity-cards-ii\/\"\u003e\u003cimg class=\"alignnone wp-image-94339 size-full\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/4321\/7569\/files\/49c35c84-video.jpg\" alt=\"\" width=\"480\" height=\"360\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv class=\"wistia_responsive_padding\" style=\"padding: 56.25% 0 0 0; position: relative;\"\u003e\n\u003cdiv class=\"wistia_responsive_wrapper\" style=\"height: 100%; left: 0; position: absolute; top: 0; width: 100%;\"\u003e\n\u003cp\u003eA complete set of Teller Acuity Cards® II consists of sixteen 25.5 x 55.5 cm (10 x 22 inches) cards, each of which has an approximately 4-mm diameter peephole at the center and includes a Blank and gratings from .23 to 26.0 cycles\/cm. Fifteen of the cards contain patches of square-wave gratings (vertical black-and-white stripes), approximately 12.5 x 12.5 cm in size, centered on one-half of the card. The gratings have a 50\/50 duty cycle (black bar width = white bar width), with a contrast of approximately 60-70%. The left and right edge of each grating is finished with a black or white stripe of 1\/2 of the usual width in order to minimize the visibility of the edge of the grating. These 15 cards have the following spatial frequencies (specified in cycles\/cm): 0.32, 0.43, 0.64, 0.86, 1.3, 1.6, 2.4, 3.2, 4.8, 6.5, 9.8, 13.0, 19.0, 26.0, and 38.0, with approximately one-half (½) octave difference in spatial frequency between cards.\u003c\/p\u003e\n\u003cp\u003eThe Teller Visual Acuity Cards Half Set includes 8 cards ranging from .23 to 26.0 cycles\/cm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNew Box Included With New Purchase.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIndividual Replacement Cards are also available for purchase\u003cspan style=\"color: #ff0000;\"\u003e \u003ca style=\"color: #ff0000;\" href=\"\/products\/individual-replacement-teller-acuity-cards\"\u003ehere\u003c\/a\u003e.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTeller Acuity Cards® is a U.S. registered trademark of the University of Washington and used under license to Precision Vision, Inc.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e","brand":"Teller","offers":[{"title":"Half Set","offer_id":45921502396577,"sku":"TAC8","price":1838.75,"currency_code":"USD","in_stock":true},{"title":"Screening Set","offer_id":45921502429345,"sku":"TAC9","price":2055.0,"currency_code":"USD","in_stock":true},{"title":"Full Set","offer_id":45921502462113,"sku":"TAC16","price":3448.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4321\/7569\/files\/be779d7e-teller-acuity-cards-set-of-16-feature-photo.jpg?v=1776157206","url":"https:\/\/precision-vision.com\/products\/teller-acuity-cards","provider":"Precision Vision","version":"1.0","type":"link"}