550nm Single Longitudinal Mode Laser
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Overview
550nm single longitudinal mode laser: DPSS (or FL-SLM fibre) single-frequency output with narrow linewidth, long coherence length, TEM00 mode, low noise and no mode hopping; models MSL-FN-550、FL-550-SLM, output power 1~200mW / 1~500mW; options include frequency stabilisation, AOM modulation and fibre coupling.Description
【Overview】
The 550nm single longitudinal mode / single-frequency laser is a DPSS (or fibre) design delivering true single-longitudinal-mode output with narrow linewidth, long coherence length, TEM00 mode, low amplitude noise and high stability.
【Key Features】
(1) Single-frequency output, narrow linewidth, no mode hopping;
(2) Models & power: MSL-FN-550、FL-550-SLM (1~200mW / 1~500mW);
(3) CW output, linear polarisation;
(4) Options: frequency stabilisation, AOM modulation (up to 1MHz), fibre coupling;
(5) Compact and reliable.
【Typical Applications】
Holography, Raman spectroscopy, precision measurement, biomedicine/fluorescence, atomic excitation/absorption, Brillouin scattering, quantum communication, interferometric lithography.
Specifications
| Wavelength | 550nm |
| Model 1 | MSL-FN-550: 1~200mW |
| Model 2 | FL-550-SLM: 1~500mW |
| Linewidth | <1MHz / <20kHz |
| Noise(RMS@20Hz-20MHz) | <0.5% / <0.05% |
| Options | frequency stabilisation, AOM (up to 1MHz), fibre coupling, beam expander, line generator |
Technical Data
550nm 单纵模激光器参数表（FN501）