Worth 4 dot test is a clinical test for suppression of either the right or left eye. Suppression occurs during binocular vision when the brain does not process the information received from either of the eyes. During the worth 4 dot test, the patient, wears anaglyphic glasses. The patient is shown a modified flashlight with four holes, approximately 1cm in diameter, organized in a diamond shape.The holes are arranged with the top hole showing only red light, the left and right showing only green light, and the bottom showing white light.
|
Address: 4016 N Home St, Mishawaka, Indiana 46545, USA
www.bernell.com |
Send Inquiry |
Phone: +1-(574)-259-2070
FDA Registration: 1820463 Year Established: 1954
Annual Revenues: USD 1-5 Million
Quality: CE Certified
Products: Cilia Forceps, Jeweler Forceps, Hand-held Magnifiers, Pictures, Worth 4 Dot Tests, Tumbling E, ...
Bernell VTP distributes ophthalmic products . Our products include contact lens items, eye movement, recorders, low vision, optical, primary, reference material, and vision therapy products. Our eye m
more...
|
Address: 4400 Silver Avenue SE, Albuquerque, New Mexico 87108, USA
www.richmondproducts.com |
Send Inquiry |
Phone: +1-(505)-275-2406
Products: Hand Held Rotary Prisms, Press-On Prisms, Individual Prisms, Occluders, Prism Bars, Maddox Rods, ...
Richmond Products, Inc. produces screening tests & accessories for ophthalmologists and optometrists. Our product includes aniseikonia, phoropter, chin rest, occluders, prisms, novelty, trial frames,
more...