Luxmeter merupakan sebuah alat yang mampu mengetahui serta mengukur seberapa besar intensitas cahaya yang berada di suatu tempat
The Hagner Digital Luxmeter is a small, handy and extremely easy-to-use instrument for accurate measurement of illuminance over a range of 0.1-200,000 lux. With both automatic zeroing and on/off switch, the only controls needed are a four-position range selection switch and a hold button for retaining the display value
Instrument data for EC1
Detector : Sillicon photodiode Vλ-filtered and cosine corrected
Measuring range : 0.1-200,000 lux
Accuracy : Better than ±3% (±1 in last digit)
Power supply : 9 volt battery type PP3 alkaline (lifetime approx. 350 hrs)