Diode lasers with cylindrical mirror facets and reduced beam divergence
Using chemical etching and mass transport, we have monolithically integrated cylindrical lenses at one of the ends of buried‐heterostructure GaInAsP/InP diode laser cavities.
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Cylindrical Mirror Laser Diode
Shaping and transmitting elliptical beam from laser diode by off-axis
In this paper, an off-axis transmitting antenna with two parabolic cylindrical reflective mirrors is designed to simultaneously shape, collimate and transmit the laser beam.
Beam Circularization Lab Fact
The elliptically-shaped, collimated beam of a temperature-stabilized 670 nm laser diode was input to each of our circularization systems shown in Figures 168B through 168D.
Beam Shaping with Cylindrical Lenses
The output of a laser diode diverges in an asymmetrical pattern, making collimating the beam a challenge. Cylindrical lenses can be used to circularize the beam.
Multipass optical cell based upon two cylindrical mirrors for
Multipass optical cell based upon two cylindrical mirrors for tunable diode laser absorption spectroscopy TDL Sensors Ltd, School of Chemical Engineering and Analytical Science, University of Manchester,
Kasyutich, V.L., Martin, P.A. (2007) Multipass optical cell based upon
Kasyutich, V.L., Holdsworth, R.J., Martin, P.A. (2008) Mid-infrared laser absorption spectrometers based upon all-diode laser difference frequency generation and a room temperature quantum cascade laser
Cylinder Lenses for Beam Shaping
With low cost laser diodes now readily available, another common application is simply circularizing the elliptical output from a diode to create a collimated and sym-metric beam.
Characteristics of Gain-Guided Laser Diodes with Cylindrical-Mirror
The lasers without facet-coating have been operating stably over 2500 h under automatic-power control (APC) at a power of 3 mW/facet at 50°C. The gain-guided laser diodes with a cylindrical-mirror cavity
Three-mirror system design for shaping the elliptical beam of a laser diode
In this paper, a three-mirror antenna with a rotating parabolic mirror and two parabolic cylindrical mirrors is designed to convert the elliptical beam into a collimated circular one. Its design