Laser Scanning: What it is and How it Works | Coherent
Laser scanning is simply the moving of a laser beam across a surface, whether it’s to read a product barcode, project a laser light show, or weld an autobody.
Laser Beam Profilers and Diagnostics Systems | Coherent
Beam Profilers for Any Laser. Choose a camera system or our high-precision, multiple knife-edge scanning beam profiler to get the right match for your specific laser operating characteristics and measurement needs.
Lasers | Coherent
Discover the most comprehensive portfolio of CO₂ lasers that best match your material, application, value, and performance. Coherent CW Solid State Lasers offer the widest range of wavelengths, power levels, beam parameters, and more for virtually every application.
Massively parallel coherent laser ranging using a soliton …
2020年5月13日 · Coherent ranging, also known as frequency-modulated continuous-wave (FMCW) laser-based light detection and ranging (lidar)1 is used for long-range three-dimensional distance and velocimetry in...
Spatio-spectral 4D coherent ranging using a flutter-wavelength-swept laser
2024年2月6日 · We propose a spatio-spectral coherent LiDAR based on a unique wavelength-swept laser to enable both axial coherent ranging and lateral spatio-spectral beam scanning simultaneously.
Compact Solid-state Coherent LiDAR based on In-fiber Beam Scanner
Compact Solid-state Coherent LiDAR based on In-fiber Beam Scanner Abstract: We employ a single-mode fiber to achieve non-mechanical beam-steering in LiDAR system at the first time by adopting a wavelength-swept laser source, which is promising to …
Polygon Scanning Mirrors | Coherent
Create high-performance scanning systems using prismatic, pyramidal, and irregular polygons scan mirrors, available with metal coatings for IR, NIR, and visible lasers. These diamond-machined polygon mirrors are available in sizes ranging up to 300 mm, with facet-angle tolerances within 2 arc seconds.
Coherent Optical Frequency Reflectometry Based on a Fiber
2023年9月14日 · The achieved results in the field of coherent optical frequency reflectometry (COFR) based on a source of frequency-tunable radiation of a new type—a fiber self-scanning laser—are reviewed.
FMCW LiDAR with a coherent receiver chip based on 3 μm SOI …
2024年2月1日 · In this paper, a coherent receiver chip for FMCW LiDAR based on 3 µm SOI waveguide - is firstly proposed. The chip integrates directional coupler, multimode interferometers, balanced photodetectors and can be further to integrate with laser, beam scanner to …
Synchrotron validation of inline coherent imaging for tracking laser ...
2023年9月5日 · Inline coherent imaging (ICI) is a low-coherence interferometric imaging technique, similar to optical coherence tomography (OCT), that has been successfully deployed in several laser material processing applications including laser welding, micromachining, and laser powder bed fusion (LPBF) additive manufacturing [1], [2]. ICI is uniquely ...
- 某些结果已被删除