... :It is widely used in collimation, laser medical treatment, scientific experiment, optical instrument, laser display, laser lighting show, etc.SPECIFICATIONS: Wavelength ( ... factor<2. 0Beam divergence, full angle (mrad)<2. 0Beam diameter at the aperture (mm)~3. 0Beam height from base plate ... lifetime (hours)10000Warranty period1 year CNI Temperature Stabilized Laser at 532nm / MGL-H-532 / 400~1500mW