Sentences with phrase «color vision tests»

Overall, 40 percent of the participants had abnormal results on one of the two color vision tests used in the study.

Preliminary testing: Auto Refractor, Intraocular pressure, color vision testing, and visual field.

Not exact matches

Working with the National Rifle Association and the California Optometric Association, the California officials conducted field tests with both color - blind subjects and those with normal vision.

Behavioral wavelength discrimination tests (Δλ functions) in stomatopods revealed a surprisingly poor performance, ruling out color vision that makes use of the conventional color - opponent coding system (6 — 8).

«But, perhaps more importantly, these results support a rarely tested idea that social signaling itself, such as the need to detect blushing and facial color changes, might have had a role in the evolution or maintenance of the unusual type of color vision shown in primates, especially those with conspicuous patches of bare skin, including humans, macaques, and many others,» concludes co-author Amanda Melin of the University of Calgary.

People with regular vision struggled with the test, while color - blind men aced it.

These recognizable tests involve colored plates with a circle of dots containing a number visible to people with normal color vision but invisible to people who are colorblind (or have difficulties perceiving some colors).

Although some vision experiments can be tricky to adapt to animals that can't respond to verbal instructions, the tests for color - blindness, called the Cambridge Color Test, were nearly identical to those given to young chilcolor - blindness, called the Cambridge Color Test, were nearly identical to those given to young chilColor Test, were nearly identical to those given to young children.

Skill Highlights HIPAA compliant Ocular health expert Manifest Refraction Fundus Photography OCT Shimmer's test Color Vision -LSB-...] Continue Reading →

Perform preliminary testing's for doctors such as Visual fields, fundus photography (Optomap), topography, NCT, auto - refractor, color vision and depth perception, Goldman tonometry, and OCT

Pretest patients for visual acuity, color vision, depth perception, visual field testing, and pressure inside the eye

Assist in a wide range of optical procedures and perform - visual acuities, auto - refractions, ishira color vision, depth perception randot stereo test, retinal photography (visicam), setting phoropter, tonometry (tonopen), instill eye drops (dilation), and Humphrey visual field screenings (40 - 40, 24 - 2, 10 - 2)

• Assist the Optometrist in the examination and treatment of patients • Perform visual tests and procedures • Prepare patients and act as special surgical assistant in clinical procedures • Apply ocular dressings, perform suture removal, and obtain eye cultures • Record patient case history, conduct visual screening tests including pupillary testing, visual acuity, cover test, color vision and depth perception • Take ophthalmic photographs • Perform cyclic maintenance and calibration checks on clinic diagnostic equipment