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Eyewear
Eyeglasses, goggles or other objects worn over the eyes, usually to aid vision or for protective purposes.
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Eyewear > Optometry 
ophthalmoscope
Eyewear; Optometry
An optical instrument used to examine the external and internal parts of the eye, particularly the media and the fundus.
pantoscopic angle
Eyewear; Optometry
1. Angle in the vertical plane between the optical axis of a spectacle lens and the visual axis of the eye in the primary position, usually taken to be the horizontal. 2. Angle ...
optical material
Eyewear; Optometry
Transparent material capable of being manufactured into optical components.
optical radiation hazard
Eyewear; Optometry
Possibility of damage to the retina by optical radiation.
optical centre
Eyewear; Optometry
For practical purposes, the intersection of the optical axis with the front surface a lens.
ophthalmoscope
Optometry; Optometry
An optical instrument used to examine the external and internal parts of the eye, particularly the media and the fundus.
ophthalmoscope graticules
Eyewear; Optometry
Patterns or targets or graticules which can be optionally positioned in the illuminating light path within the instrument and which will be imaged on the retina for diagnostic, ...
Sub-categories
- Contact lenses (3070)
- Eye surgery (2811)
- Glasses (802)
- Optometry (16172)
- Sunglasses (524)