A little bit about the history of History of the puzzle back thousands of years. The oldest known puzzle were found in Mesopotamia and Egypt, Ancient Greece, Africa, India, and of course the mysterious East. In ancient China, was famous puzzle game 'Tangram', as an example of ancient puzzles can be called a well-known labyrinth …
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IR Cut Filter
The new CCD-camera is particularly compact (60h50h60 mm), which may be important in the case of STC-3020 at the offices or the need to install video cameras in compact housing. In accordance with the stated manufacturer parameters of this unit is working steadily in the temperature range from -10 to +50 C with humidity up …