5000mw green laser pointer can point to farther stars
A powerful laser of 200mw or more emits a dazzling light when used in a dark room.
If you are a first-time astronomy enthusiast, we recommend lasers below 50mw. I think a laser of 50mw or less is sufficient as a laser for astronomical observation. Of course, it is also very suitable for effective presentations in lectures, high-brightness displays, construction sites, etc., as a pointer for presentations. Prices range from 3,000 yen to 7,000 yen. The laser pointer is a must for outdoor activities. There are many ways to use it, such as sending an emergency signal. Have you encountered an accident or lost your way while working outdoors? Outdoors, you will be in a natural environment, so you may get lost in the mountains, snow, etc... I will show you how to use the laser pointer outdoors. Dark night lighting in emergency situations and light, smoke and fog that can be used as rescue signals are very effective rescue signals. The high-power laser pointer can instantly light matches and cigarettes, so use the laser pointer to burn dry bushes, grass, fallen leaves, etc., to notify the rescue team and others of your whereabouts. Or turn on the laser pointer and send a rescue signal directly.
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The green laser pointer does not light up. Overheated and burned. The laser pointer module was burned due to excessive heat due to continuous use for a long time. There are many problems with circuit parts burning out. Crystals are often burnt. In this case, there is no choice but to replace the module. Drop or hit the laser pointer accidentally. Due to its low impact resistance, the module is fragile when dropped or impacted. If you do this, the laser pointer will not light up, and the possibility of malfunction is high.
2021-11-26 11:52:12
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