Ads
related to: doctor optic sight- 1599 W Lane Ave, Columbus, OH · Directions · (614) 486-7589
warbyparker.com has been visited by 10K+ users in the past month
601 N High Street,, Columbus, OH · Directions · (614) 745-8101First great made-on-the-internet brand. - Fast Company
Search results
Results from the WOW.Com Content Network
NOBLEX E-Optics GmbH, formerly Docter Optics, is a German manufacturer of optics, including binoculars, rifle scopes, spotting scopes, red dot sights, flashlights and reading glasses. Its headquarters are in Eisfeld, Thuringia, Germany, where most of the products are developed and manufactured. Docter is part of the Analytik Jena Group. [1]
The resulting perception is also known as eyesight, sight or vision. The various physiological components involved in vision are referred to collectively as the visual system , and are the focus of much research in psychology , cognitive science , neuroscience and molecular biology .
To perform a retinoscopy, the doctor projects a streak of light into a pupil. A series of lenses are flashed in front of the eye. By looking through the retinoscope, the doctor can study the light reflex of the pupil. Based on the movement and orientation of this retinal reflection, the refractive state of the eye is measured.
Optic nerve head Oph Ophthalmoscopy OS oculus sinister (left eye) OU oculus uterque (both eyes) PD Pupillary distance PERRLA Pupils equal, round, reactive to light and accommodation PH Pinhole see Pinhole occluder and Visual_acuity#Legal_definitions: PHNI Pinhole No Improvement see Pinhole occluder and Visual_acuity#Legal_definitions: PHVA
thick scissors used to cut the optic nerve in enucleation operation Bowman's lacrimal probe: probing the nasolacrimal duct: Lens expressor: used to force out the lens in extracapsular or intracapsular cataract extraction McNamar's spoon: used to force out the lens in intracapsular cataract extraction Iris repositor
Pinhole (optics) A pinhole occluder is an opaque disk with one or more small holes through it, used by ophthalmologists , orthoptists and optometrists to test visual acuity . The occluder is a simple way to focus light, as in a pinhole camera , temporarily removing the effects of refractive errors such as myopia .
Ads
related to: doctor optic sight- 1599 W Lane Ave, Columbus, OH · Directions · (614) 486-7589
warbyparker.com has been visited by 10K+ users in the past month
601 N High Street,, Columbus, OH · Directions · (614) 745-8101First great made-on-the-internet brand. - Fast Company