257 nm Deep UV Lasers

Deep UV · CW, Pulsed · Datasheets & quote request

257 nm Deep UV Lasers

The 257 nm emission line operates in the Deep UV region of the optical spectrum. Our portfolio includes configurations across CW Lasers, Pulsed Lasers, supporting CW, Pulsed operation. Compare power levels, linewidth, stability, and package dimensions below.

2 models1 seriesquote after qualification

Key applications

Semiconductor wafer defect inspection
Deep-UV resonance Raman spectroscopy
Photolithography and photo-ablation
MALDI-TOF mass spectrometry
High-resolution UV fluorescence metrology

Other Deep UV lines in catalog (25)

Explore all 400+ wavelengths →

193 nm 213 nm 223 nm 228 nm 236 nm 240 nm 244 nm 245 nm 248 nm 250 nm 259 nm 261 nm 262 nm 263 nm 266 nm 269 nm 273 nm 275 nm 278 nm 280 nm 287 nm 289 nm 294 nm 295 nm

Popular benchmark wavelengths

266 nm 355 nm 405 nm 450 nm 488 nm 515 nm 520 nm 532 nm 561 nm 589 nm 633 nm 640 nm

2 models · 1 series

257nm UV CW Ultraviolet Laser.

2 models

Model	Wavelength	Output / average power	Pulse energy	Transverse mode	Beam diameter at the aperture (1/e2, mm)	Warm-up time (minutes)	Cooled method (Water Cooled)	Operating temperature (℃)	Modulation option	Operating voltage (VDC)	Expected lifetime (hours)	Pulse duration (ns)
UV-DP-257-B	257 nm	1~150 mW	–	Near TEM00	<3.0	<10	WCH-580	10-35	DC-1kHz; TTL and Analog optional	12V/ 25A	>10000	–	Datasheet
MPL-N-257	257 nm	1~15 mW	0.1~4 uJ	–	–	–	–	–	–	–	–	~5	Datasheet

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