see: probed laser, circumferential emission illuminating a curved card, emission reflected by 45 deg mirror creates doughnut shaped surface emitting laser -Stack for Spectral Broadening or High Power! Great for 2D LIDAR , Diffraction Limited beam Applications

New Laser Technology

Operation of Worlds first 2-dimensional Laser Cylindrical Ring Laser (CRL)

Wiki-Git Gain Chips offer superior power and wavelength stability -

Single frequency Wiki-Git -External Cavity Lasers (ECL) operating upto 3Watt fielded at 785nm and 1064nm

Novel High Power Single Mode Wiki-Git-RWG lasers offer superior Power and ECL Wavelength Stability

External Cavity Lasers Based upon Wiki-GIT Gain Chips offer Powers upto 3 Watts ! Single Frequency

Power Scaling enabled by increasing Diameter and Stacking enabling Powers>1KWatts Broad spectrum from UV-midIR

Image for Surface Emitting Doughnut Shaped beam

CRL imaged by 45deg Mirror

CLR Probe Test

Wiki- GIT Lasers and Gain Chips offer wide mode high power at short cavity lengths for wavelength stability in ECL applications

2-D Laser Radiates Circumferentially!