enow.com Web Search

  1. Ads

    related to: eye prism correction lenses for sale
    • Blue-Violet Light Defense

      Explore Essilor Lenses That Protect

      Against Blue-Violet Light.

    • Crizal

      An Invisible Shield That Protects

      Your Eyes And Your Lenses.

    • Varilux XR Series

      A Progressive Lens Powered By AI

      Upgrade To Varilux XR series Lenses

    • Varilux

      Progressive Lenses That Provide

      Sharp Vision At Every Distance.

Search results

  1. Results from the WOW.Com Content Network
  2. Four prism dioptre reflex test - Wikipedia

    en.wikipedia.org/wiki/Four_prism_dioptre_reflex_test

    Purpose. assess alignment of both eyes. The Four Prism Dioptre Reflex Test (also known as the 4 PRT, or 4 Prism Dioptre Base-out Test) is an objective, non-dissociative test used to prove the alignment of both eyes (i.e. the presence of binocular single vision) by assessing motor fusion. [1] Through the use of a 4 dioptre base out prism ...

  3. Upside down goggles - Wikipedia

    en.wikipedia.org/wiki/Upside_down_goggles

    With the help of upside down goggles, the image on the retina of the observer's eyes is turned back (straightened) and thus the space around the observer looks upside down. History. George M. Stratton designed the first upside down goggles for a psychological experiment. His device used short-focus lenses.

  4. Zenni Optical - Wikipedia

    en.wikipedia.org/wiki/Zenni_Optical

    Website. www .zennioptical .com. Zenni Optical (formerly 19dollareyeglasses.com) is an American online retailer of prescription glasses and sunglasses. Founded in 2003 by Tibor Laczay and Julia Zhen, it is based in Novato, California . The company sells more than 2,000 types of prescription glasses and sunglasses but does not sell contact lenses.

  5. Maddox rod - Wikipedia

    en.wikipedia.org/wiki/Maddox_rod

    The Maddox rod test can be used to subjectively detect and measure a latent, manifest, horizontal or vertical strabismus for near and distance. The test is based on the principle of diplopic projection. [1] Dissociation of the deviation is brought about by presenting a red line image to one eye and a white light to the other, while prisms are ...

  6. Bagolini Striated Glasses Test - Wikipedia

    en.wikipedia.org/wiki/Bagolini_Striated_Glasses_Test

    Purpose. extent of binocular functions. Bagolini striated glasses test, or BSGT, is a subjective clinical test to detect the presence or extent of binocular functions and is generally performed by an optometrist or orthoptist or ophthalmologist (medical/surgical eye doctor). It is mainly used in strabismus clinics.

  7. Worth 4 dot test - Wikipedia

    en.wikipedia.org/wiki/Worth_4_dot_test

    assess degree of binocular vision. The Worth Four Light Test, also known as the Worth's four dot test or W4LT, is a clinical test mainly used for assessing a patient's degree of binocular vision and binocular single vision. Binocular vision involves an image being projected by each eye simultaneously into an area in space and being fused into a ...