Flashcards in Optics Terms Deck (12):
Products of its own light
Does not produce it's own light but reflects light to be seen (moon)
Fully allows light to pass through. (Clear glass)
Partially allows light to pass through (bathroom widow glass)
Does not allow light to pass through. (Metal) (timber)
Scattering of light
What kind of light can reflect?
Why is the wall yellow?
When the white light heats the wall, the yellow wave- length is reflected, all other wavelengths are absorbed.
Can't see FAR objects
Need to have a CONCAVE lens to correct sight
Can't see NEAR objects
Need to have a CONVEX lens to correct sight.
To have clear sight the image must
Be focused on the retina
A thick lens has a
Shorter focal length