Laser Tools

Tools for evaluating laser hazards and selecting laser eye protection.

Laser NHZ, Direct Beam

Calculate the nominal hazard zone distance for a direct laser beam.

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Laser NHZ, Lens on Laser

Calculate the nominal hazard zone for a laser fitted with a focusing lens.

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Laser NHZ, Diffuse Reflection

Calculate the nominal hazard zone for a diffuse reflection of a laser beam.

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Ds (TL Form)

Calculate Ds using the TL form of the equation.

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Laser Beam Diameter at Distance

Calculate the laser beam diameter at a given distance from its divergence.

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Laser Eyewear Optical Density

Calculate the optical density laser eyewear needs to reduce exposure below the MPE.

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More tools will be added as they become available. Use results alongside professional judgment and your workplace requirements.

Built by OEMS to support practical, science-based workplace health decisions.