Binoculars and Microscopes Are Frequently Made with Coated Optics by Adding

question 5

Multiple Choice

Binoculars and microscopes are frequently made with coated optics by adding a thin layer of transparent material to the lens surface as shown, in order to improve light transmission.One wants:

• A)constructive interference between waves 1 and 2
• B)destructive interference between waves 3 and 4
• C)constructive interference between waves 3 and 4
• D)the coating to be more transparent than the lens
• E)the speed of light in the coating to be less than that in the lens

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Definitions:

Lens

A transparent optical component that focuses or disperses light rays, used in a variety of devices such as glasses, cameras, and microscopes to enhance vision or capture images.

Opponent-Process Cell

A type of cell in the visual system that is believed to be responsible for processing colors by encoding differences between pairs of colors such as red-green or blue-yellow.

Thalamus

A large, dual-lobed mass of grey matter buried under the cerebral cortex, involved in relaying sensory information and acting as a center for pain perception.

Bipolar Cell

A type of neuron which is found in the retina of the eye, acting as a relay between photoreceptors and ganglion cells.