Messung von Laserleistung und Laserenergie und das Streben nach immer größerer Messgenauigkeit

von Dr. Ephraim Greenfield, CTO, Ophir Optronics

• Challenge: ever increasing demand for more accurate measurement
• Solution: constant improvements in equipment and methods
• How do we calibrate laser Power / Energy?
• Basic method: stable laser and substitution
• What is expected accuracy in simple case?

(power cal and wavelength available at NIST)

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