Welcome to the 1520 Perfect Dictionary
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| Flicker photometer | |
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| FLICKER PHOTOMETER Definition: (physics) A device for comparing the illuminating power of two sources of light regardless of their qualities. A screen is illuminated directly by one source, the light from the other reaching it between the vanes of a rotating wheel. The flickering effect ceases when the intensities of illumination are equal. ___________________________________ See perfect device (1). ___ See perfect type (1). | |
1520 Products |
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1520 Products was established in 2005 with the purpose of entertaining and teaching us on key and important aspects of life (such as marriage, sex, etc) through the playing of games which will allow us to laugh but at the same time pass a message of what is the right or ideal way. |
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 1520 Sex Game |
 1520 Puzzles |
 1520 Marriage Game |