However, ironically for him, he is alarmed that many green laser pointers are more powerful than they are supposed to be. Sure, you often want a powerful laser, but if you think a laser is safe ...
At such low power levels, an infrared (IR) filter for a diode-pumped solid-state (DPSS) laser is usually not required. However, high-powered DPSS laser pointers (>5 mW) are now available to the ...
The color of a laser pointer's dot or beam corresponds directly to the wavelength it emits. While all lasers are capable of emitting visible as well as ultraviolet and infrared light, laser pointers ...