photometer
Kelime Anlamı :
1. photometryışınların kuvvetini ölçme.
2. fotometre.
3. ışıkölçer.
4. bununla uğraşan optik dalı.
5. Gözün cisimleri görebileceği en az ışık miktarını, dolayısıyla görme için gerekli ışık eşiğini ölçmede kullanılan alet, fotoptometre.
6. Işık kuvvetini ölçen alet, fotometre.
Tanımlar :
1.
an instrument for measuring a property of light, especially luminous intensity or flux.
from The American Heritage® Dictionary of the English Language, 4th Edition
1.
any of several instruments used to measure various aspects of the intensity of light.
2. to measure some aspect of light (from a star) using a photometer.
2. to measure some aspect of light (from a star) using a photometer.
from Wiktionary, Creative Commons Attribution/Share-Alike License
1.
an instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power.
from the GNU version of the Collaborative International Dictionary of English
1.
an instrument used to measure the intensity of light, specifically to compare the relative ! intensities of the light emitted from different sources.
2. in photography, a device for determining the proper length of time for exposure. see actinometer.
3. an instrument for determining the length of time proper for photographic exposures.
2. in photography, a device for determining the proper length of time for exposure. see actinometer.
3. an instrument for determining the length of time proper for photographic exposures.
from The Century Dictionary and Cyclopedia