First yellow laser pointer in the world.It’s novel,unique and amazing.
Wavelength:594nm (Yellow or Orange)
Dimensions:150mm X 13.5mm
Power Supply:2 x 1.5V “AAA” batteries
Switch:Momentary On/Off Button
Beam Diameter at aperture:~1.5mm
Beam Divergence,full angle:< 1.5 mRad Transverse Mode:TEM00 Expected Lifetime:>5000 hours
Remark:LED indicatore,key switch and logo engraving on request