Back to Home
397 nm Ultraviolet (UV) Lasers

Ultraviolet (UV) · CW · Datasheets & quote request

397 nm Ultraviolet (UV) Lasers

The 397 nm emission line operates in the Ultraviolet (UV) region of the optical spectrum. Our portfolio includes configurations across CW Lasers, supporting CW operation. Compare power levels, linewidth, stability, and package dimensions below.

6 models1 seriesquote after qualification

Key applications

  • Direct-write photolithography
  • Stereolithography (SLA / DLP resin curing)
  • Flow cytometry (Hoechst / DAPI / Indo-1)
  • Laser micro-machining and wafer scribing
  • UV fluorescence excitation and imaging

6 models · 1 series

397 NM UV Diode Laser.

6 models
ModelWavelengthOutput / average powerPower stability (rms, 4 hours ± 3°C)Noise of amplitude (rms, 20Hz-20MHz)M2Beam divergence, full angle (mrad)Warm-up time (minutes)Cooled methodOperating temperature (°C)Power supply (100-240VAC)Expected lifetime (hours)Transverse mode
MLL-III-397L397 nm1~100 mW<2%, <1%, <0.5%<1%, <0.5%<1.5 / <1.2<1.0<5Conduction10-35PSU-III-FDA/PSU-III-LED/PSU-A-D/PSU-III-OEM>10000–Datasheet
MLL-III-397397 nm1~100 mW<2%, <1%, <0.5%<1%, <0.5%–<0.5×2.0<5Conduction10-35PSU-III-FDA/PSU-III-LED/PSU-A-D/PSU-III-OEM>10000MultimodeDatasheet
MDL-III-397L397 nm1~100 mW<2%, <1%, <0.5%–<1.5 / <1.2<1.0<5Conduction10-35PSU-III-FDA/PSU-III-LED/PSU-A-D/PSU-III-OEM>10000Near TEM00Datasheet
MDL-III-397397 nm1~100 mW<2%, <1%, <0.5%––<2.0×0.5–Conduction10-35PSU-III-FDA/PSU-III-LED/PSU-A-D/PSU-III-OEM>10000MultimodeDatasheet
FC-397397 nm1~500 mW––––––––––
MLL-397(FC)397 nm1~80 mW––––––––––

Not sure which model fits?

Send the physics — wavelength, mode, power or energy, linewidth or pulse width, delivery, control and safety — and we qualify the source.