Wavelength Response Chapter-How to choose a power meter for different laser wavelengths?

scanning: time:2026-07-17
Laser power meter wavelength selection guide: silicon detector vs pyroelectric detector, what power meter is used for CO² laser, ultraviolet laser, and fiber laser.

Q: What wavelengths does the laser beam photoelectric power meter cover?

A: Laser optoelectronic wavelength coverage: 0.19-20μm (full coverage from ultraviolet to far infrared). Among them, silicon detector (HS series): 340-1100nm / 200-1100nm (UV enhanced); pyroelectric detector (kW series): 0.19-20μm.

Q: What power meter is used for CO² laser (10600nm)?

A: A pyroelectric power meter (such as the kW series) must be used, covering 0.19-20μm, and can accurately measure 10.6μm infrared laser. The photodiode type cannot cover this wavelength.

Q: What power meter is used for ultraviolet laser (355nm)?

A: The HS300-D10-UV covers 200-1100nm and can measure ultraviolet laser light; the thermoelectric power meter can also cover this wavelength range and can be further selected based on power.

Q: What are the most common mistakes to make when selecting wavelengths?

A: The most common mistake: I only look at the power but not the wavelength. I bought it and found that I couldn't measure it. Different detectors have completely different wavelength responses. Silicon detectors can only measure visible light-near infrared, CO²The laser must use pyroelectric detectors. Confirm the laser output wavelength before selecting a model.

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