| photometer |
Any of a number of atmospheric phenomena which appear as luminous patterns in the sky. They do not directly cause adverse weather. They include halos, coronas. rainbows, and fogbows.
출처: www.indiaweather.in/gloss_p.asp
|
|---|---|
| photometer |
A device that measures the total amount of light received in all or part of the image.
출처: astronomy.nju.edu.cn/astron/AT3/GLOSS_P.HTM
|
| photometer |
A device that is used to measure the brightness of an object.
출처: inkido.indiana.edu/a100/glossary1.html
|
| photometer |
An electrical instrument for testing pool water conditions, which measures the colours electronically rather than visually, giving more accurate results.
출처: www.havuz.org/glossary/pool-m-r.htm
|
| photometer |
used on the end of a telescope to measure the brightness of a star.
출처: www.nameastargift.com/astronomydictionary/
|