Time: 10/16/2017 8:01:07 AM

The crossion SGDV-5R5F01A of SGDV-5R5F01A the beam is flat and nearly elliptic, and it can be ignited at a distance. I have yx-b008 <br \/> blue, the price to 550 yuan in 250 yuan, or recommend what to buy good models in which high power blue #47; purple laser pen (2W to 5W), if there is a problem (circular)? <br \/> shopping website basically all virtual standard

High power blue laser pen can only be overclocking 3w. From 250 to 550, I think we can buy 35 laser flashlights, which are cheaper. Both green and green are better, but 1W exceeds this price, and they are real. 2W don't think, a 2W Laser diode is five hundred or six hundred, laser flashlight is more expensive, all are

35 have high power blue. In general, the blue spot is not round, the green circle, the blue belt with focus. You know why the completion of Gauss beam, the 3W power really is maximum, I think the best is the 6W handheld, but can not buy, I now in the United States can not find, indeed the most affordable really is about 35.