work on the laser industry, I have come across many complaints from customers around the world about shoddy green lasers pointers. To help customers understand the dangers of shoddy and clear some misunderstandings, we have the following information about the shoddy lasers.
Infrared (IR) light
Green light (wavelength of 532nm) is the most visible color to the human eye and any green laser you buy should be given the green light and only green light. Our Viper laser pointers and Hulk portable lasers for example only give the green light of 532nm. Expert lasers still give the green light and dangerous infrared (IR) light. Infrared light can not be seen by the human eye, so the beam from these shoddy laser pointers is not as bright as it would be very dangerous.
You May be wondering how shoddy laser pointer can have a power of 200mW but be less bright than 55mW Viper laser pointer. Here's the trick. As we just said, these laser pointers give a lot of infrared light that you can not see what makes them less shiny. meters, however, can not distinguish between green light and infrared light. Power of 200mW shoddy laser pointer will normally be made up of mostly infrared light. For example 200mW shoddy laser pointer is likely to have a combination 25mW green (532nm) and 175mW infrared (808nm). 55mW Viper laser pointer will be 55mW of green light with almost no infrared light.
All genuine green laser pointers and portable lasers have infrared filters inside them that blocks infrared light. Shoddy laser pointers had this filter removed. Without this filter, these laser pointers are very dangerous because the infrared light can damage your eyes and you will not even be aware of it until the end.
So if you have a high powered laser pointer that is not bright, it is most likely giving out lots of dangerous IR so please use it with extreme care, or better yet, destroy it.
Poor quality cases / shells
Another problem with shoddy laser pointers is your case or shell. Their shell usually consists of a normal low quality metal or even plastic. high powered DPSS laser module creates a lot of heat to be dissipated by the shell. If the shell is made of poor quality materials, the heat from the laser can not be released and will quickly build up. This heat build up will cause it to burn up completely destroying laser. shell for both the Viper laser pointers and Hulk portable lasers are made of special metal alloy that is very effective in dissipating heat and protecting the laser diode. When a 95mW Viper laser pointer has worked for 60 seconds, your hands can feel the heat released from the shell as the laser is kept cool.
Pot modding
Many shoddy lasers are only designed for low power, such as 5 or 10mW. These lasers have the power from the battery to LEDs driven to give a stronger beam. The problem with modding these lasers is that LEDs, their shell, lens, crystal, and even the on / off switch is not designed for higher power and temperature. Most of the changes lasers will burn out and be completely useless in a few days, often only a few hours. A simple analogy is placing a 200W light globe in the light that is only designed to handle 25W. light can work, but it will be long before the frame warps, melts and light installation was destroyed.
Component Quality
Expert lasers are designed to meet the low standard specifications. Components and manufacturing process used to quickly and very cheaply. Each component in these shoddy lasers, diode, crystal, lens assembly, IR filter (when they were as rare), shell, fridge, plates and batteries are very poor quality and the typical lifespan of 30 to 50 hours maximum. Our green lasers on the other hand come from the world's leading manufacturer and use quality components that meet any international standard. Our lasers are designed to last 5000 hours, and our guarantees reflect this.
Why buy a shoddy laser?
The only advantage of buying shoddy that are sold with attractive carrying cases / boxes. Unfortunately, neither of these cases have quality problems and usually knock off or imitation brands, such as boxes, "Parker Pen" boxes. These boxes are designed to carry pens, lighters and all but the delicate optics and electronics. Finally, the plastic frame can be easily copied or imitated, but there is no substitute for cutting edge laser technology
Article is courtesy of
Tuesday, March 15, 2011
Shoddy Green Laser Pointers - What you Should Expect
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