खोजें
Photometer
01
फोटोमीटर, प्रकाशमापी
a tool used for measuring the power of light
02
फोटोमीटर, प्रकाश की तीव्रता मापने का यंत्र
measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source
शब्दावली वृक्ष
microphotometer
photometer
