Diffraction Limited Spot Size Optical Calculator - Holo Or
Modified Thin-Lens Equation for Laser Light
Lidaris online calculator - Lidaris
Gaussian Beams Calculator | Edmund Optics
Rayleigh length, explained by RP Photonics Encyclopedia; Rayleigh range, Gaussian beam, confocal parameter
Spot Size Calculator - PowerPhotonic
Rayleigh Length Calculator - Calculator Academy
laser - How to find rayleigh range and beam waist if I took several measurements of beam radius at some fixed distance from the lens? - Physics Stack Exchange
laser - How to find rayleigh range and beam waist if I took several measurements of beam radius at some fixed distance from the lens? - Physics Stack Exchange
BeamSquared® - Measurement of Long Rayleigh Range Lasers with Small Focal Spot | Ophir Photonics
Beam Delivery: M2, BPP, Spot Size & Why You Should Care – Laser Chirp
Beam divergence, explained by RP Photonics Encyclopedia; angle