How to Choose a Cheap Green Laser Pointer
Posted by Tech Toys Guide on Jul 6, 2009
Why are some high powered laser products more expensive? Sometimes you get what you pay for. The inner making of a green dpss laser pointer is actually quite complex composing of various crystals and focusing lenses. Cheap laser pointers are usually made from low quality crystals and plastic lenses that deteriorate after extended use. Make sure the lenses within your laser pointer are made of glass or other durable parts.
