ZAP-IT® Paper 306mm x 120mm

Z-306x120, 25 sheets per package.Each sheet is 306mm x 120mm +/- 1mm.  0.25mm thickness.  Plain white on reverse side. Use ZAP-IT® Laser Alignment Paper to Document Laser Beam Characteristics Beam shapeModeIntensityDivergenceEnergy Distribution ZAP-IT® Laser Alignment Paper Features Pulse Width Range: 1 ns to 30 ms Energy Level Range: 5 mJ/cm² to 20 J/cm² Sensitive over a broad spectrum, from ultraviolet to infrared. Used to align external accessories, such as beam expanders, lenses, apertures, attenuators, and power measuring equipment, to the laser beam axis. Packaged in heavy duty resealable poly bags. Establishes a stable, visual database   Part numbers: Z-306x120 To Use ZAP-IT® Paper Hold the paper in the beam path at the point where the beam imprint is to be recorded. Pulse the laser to produce a permanent visual record, corresponding to the energy distribution within the laser beam. For continuous wave (CW) lasers, use a mechanical chopper or Q-switch to create a short pulse