An instrument that measures the amount of light illuminating a surface.
एक यंत्र जो किसी सतह पर उजाले की मात्रा मापता है।
English Usage: The illumination photometer revealed that the new lamp was significantly brighter than the old one.
Hindi Usage: उजाला फ़ोटोमीटर ने दर्शाया कि नया बल्ब पुराने से काफी उज्ज्वल था।
ujala photometer, ujala photo meter, ujala phatometer, ujaala photometer, ujala fotometer, ujaala photo meter, ujhala photo meter