Vietnam or Thailand ? Vote for the TOP Country of the Week !
Updated: May 21, 2025
"Here we have," he explained, tapping the parts in order, "a source of light, passing in through this aperture, here a Nicol polarizer, next a liquid to be examined in a glass-capped tube; here on this other side an arrangement of quartz plates with rotary power which I will explain in a moment, next an analyzer, and finally the aperture for the eye of an observer."
Word Of The Day
Others Looking