| REF | the ability to reflect beams or rays |
|---|---|
| REF | the fraction of radiant energy that is reflected from a surface |
| REF | a meter that measures the reflectance of a surface |
| REF | optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece |
| REF | device that reflects radiation |
| REF | provide with reflectors, such as chemicals |
| REF | provide with reflectors, such as chemicals |
| REF | an automatic instinctive unlearned reaction to a stimulus |
| REF | (physiology) without volition or conscious control |
| REF | an angle greater than 180 degrees (but less than 360) |
| REF | the neural path of a reflex |
| REF | camera that allows the photographer to view and focus the exact scene being photographed |