1930nm Narrow Band Filter

Thulium fiber laser has a wavelength of 1940nm, which is located at the peak of water absorption and has high vaporization cutting efficiency. The penetration depth of 940nm wavelength in the tissue is shallow, only 0.1-0.2mm, and the tissue cutting is more accurate.
Calcium Fluoride lens
Technical parameters
Center wavelength 1930nm+-5nm
Half peak bandwidth 26nm+-3nm
Peak transmittance >70% (according to customer demand)
Cut off wavelength 200nm-2000nm (according to the customer requirements)
Cut off depth >OD3-OD6 UV-NIR
Incident angle 0° (according to customer requirements)
Product size 3mm-80mm (customizable)
Thickness According to your requirements
spectral curve
Related Products

In addition, We can customize the Optical Narrow Filters according to customer requirements or drawings.

For details, please consult:

Contact Form Demo (#3)