बे फट-टिउबखौ बेनि सायाव गोग्लैनाय सोरांनि गुबुन गुबुन बिबां बादियैसो मोब्लिबनि दाहारखौ दिहुनोमोन ।
This Photo Tube used to produce stream of current according to different quantity of light reflected upon it .