Ppt's demo assistant laser pointer

The irradiation point of the laser pointer depends not only on the output power and apparent brightness of the laser reflected from the surface, but also on the color version of the human eye. For example, the human eye is most sensitive to wavelengths in the visible spectrum from 520 nm to 570 nm, but less sensitive to red and blue laser wavelengths. Therefore, the 532 nm green laser is brighter than other color lasers with the same output power. The PPT presentation laser pointer is a practical tool for teachers, trainers, experts, scholars, professors, speakers and business personnel. It is also an exquisite business gift electronic gift or advertising promotion gift for schools, research institutes, and government Institutions, enterprises, institutions, training institutions, hospitals, hotels, etc. are used in product, business display, various seminars, report meetings, invitations, bidding explanations, course training, various business exchanges and other occasions; remote high powered laser are also projectors, Essential accessories and best promotional gifts for laptops, we can provide personalized LOGO surface and packaging printing according to customer needs.