optical
adjective
- of or connected with the sense of sight; visual; ocular
- of the relation between light and vision
- having to do with optics
- for aiding vision
See optical in American Heritage Dictionary 4
(ŏpˈtĭ-kəl)
adjective- Of or relating to sight; visual: an optical defect.
- Designed to assist sight: optical instruments.
- Of or relating to optics.
- Relating to or using visible light: optical astronomy.
- Using light-sensitive devices.
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