Are Green Laser Pointers Bad For Dogs? Laser pointers offer a fun way of interacting with our pets; however, take note: they are NOT RECOMMENDED FOR DOGS! Having dogs chase the light from laser pointers or flashlights can cause them to become obsessed with lights or shadows. Is it bad to play laser pointer with
Are Blue Lasers Legal? Are blue lasers legal? In the U.S., it is legal under federal law to own a laser of any power. But often people talk about “illegal laser pointers”. This is somewhat confusing shorthand meaning that the manufacturer or seller illegally called a laser above 5 milliwatts a “pointer”, or illegally promoted
How Fast Does Laser Pointer Travel? Move your wrist very quickly, and the point of laser light may easily travel 50 feet in half a second — an equivalent speed of 68 mph (110 km/h). Now, expand this scenario to a much bigger scale. Imagine that the room were many miles tall and wide. Imagine
Can You Shoot A Laser At The Moon? Can you shoot a laser at the moon? The typical red laser pointer is about 5 milliwatts, and a good one has a tight enough beam to actually hit the Moon—though it’d be spread out over a large fraction of the surface when it got there. The
Can A Laser Travel Through A Vacuum? While traveling through the vacuum of space, laser beams are invisible unless shot directly into your eye. The experience you know of as vision consists of light entering your eyes and being detecting by cells on your retinas. Do lasers lose power over distance in a vacuum? That
How Long Can A Laser Travel? Around 100 meters away from a red laser pointer, its beam is about 100 times wider and looks as bright as a 100-watt light bulb from 3 feet away. Viewed from an airplane 40,000 feet in the air — assuming there’s no clouds or smog — the pointer would