绿色的激光笔

Green laser pointer Wavelength 532nm Size f the laser 15.8*1.2cm Output 30mW Life time 5000h Working current 1<250mA Colour of the laser Green lasers Working voltage DC=3V Colour of the pen Black rubber paint Working temperature 0 +30 Range of the laser Over 500-8000meters Divergence angle 0.8-1.2mrad Bateries AAA*2pcs Beam diameter 1.5mm class IIIB Functions: Green laser pointer have another name called and refer to stars pens, green laser pen ,green lasers ,green beam laser pointer,laser pen,green lighting laser pointer.Because it has the very ocular one and can be seen the strong light beam,are used for pointing out function and gaining the name more .Because bright light beam its,resist,mix only strong person who interfere with,use for teaching/astronomy mean stars a more and more one,functions of leading by fixed positio,also high power green laser pointer can fire match ,make hole on the black trush bage etc..It is the masses of laser fans/astronomers,the first choosing to equip of outdoor sports fans.can also be regarded as the top-grade gift and presented to relatives and friends. Face the target or use: 1.Teacher or lecturer: Use for classroom instruction,it like one teacher pointer that extend limitlessly, make you no matter any corner in the classroom ca mean rowing the black board easily too,it is absolutely teachers capable assistant! 2.Commercial personage or meeting speaker Used in poducts demonstrating and meeting explanation,let you speech make doing a job with skill and ease,the communication with customer is more relaxed naturally. 3.Museum,show room or guide At you in the face of tentacle is the difficult and goal is the in a helpless situation when not bunching, can be help you to be light it,pointer out the goal accurately. 4.Open air tourist or explorer Used in filed to explore,pointer out the goal of distant place and send out SOS.It is interesting to let your travel be more happy,the first selection that is the outdoor sports is equipped. 5.Astronomer Used in astronomy and refer to the star,the green light beam laser pointer is very beautiful green line that green laser penetrates.It is used for observing the starry sky at night that very suitable for ,can pointer the position of the stars accuately. 6.Field of mining ,building constructors Used for pointer out or measuring the building accurately remotely. Can avoid being close to the dangerous area.Let you like a floor mamager outside kilometer DANGER:Laser Padiation. Never look directly into the green laser beam. Never pointer a green laser beam at a person. Do not aim the green beam at reflective surfaces. Do not allow children to use green laser pointers unless under the supervision of an adult.