What Is Optical?


The word optical has several meanings including visual in relation to sight and making use of light sensitive apparatus. In astronomy, particularly optical astronomy, the term suggests the use of visible light while as an instrument they are intended to assist in sight.
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Ask.com Answer for: what is optical
of, pertaining to, or applying optics or the principles of optics.
constructed to assist sight or to correct defects in vision.
of or pertaining to sight or vision; visual.
of or pertaining to the eye.
of or pertaining to an optician or opticians or to their products, especially eyeglasses: an optical service.
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Source: Dictionary.com
Optical is a term often used in relation to sight in reference to the physical relation of light. It is also used to describe an object constructed to assist sight. The term is also widely used in fibre and computer related fields.
Optical refers to something having to do with light. For example, the vision in your eyes are basically an optical device. Another example are CDs and DVDs that read and write information using a laser, another optical device. This contrasts with hard drives, which are magnetic devices, and flash drives, which are electronic devices.
Optical means having to do with sight or visual in some way. For example, an optical illusion would be an illusion that works by deceiving the eyes. Optical can also mean having to do with light that is visible.
Q&A Related to "What Is Optical"
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Optics refers to a branch of physics which involves the behaviour and properties of light, including its interactions with matter and construction of instruments ...
Optics are the mechanical means by which we collect light information from an object, and vision can be considered the gathering of this information through the ...
The optic nerve is an extension of axons of the ganglion cells in the retina. There are about 1.1 million nerve cells in every optic nerve in the eye. The optic ...
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