The Lascells Laser Pointer is the safe and affordable option for your classroom laser source. Compliant with CLEAPSS laser guidance, this Class II ( 1 mW) laser pointer is safe for use in all learning environments. Use to demonstrate coherence from laser speckle, calculate laser wavelength with a diffraction grating, and create interference and diffraction patterns (e.g. Young’s Double Slit experiment). Combine with the Lascells Adjustable Laser Stand for hands-free support and positioning.