Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Achromatic prism beam expander for high magnification and tunable laser using same

Achromatic prism beam expander for high magnification and tunable laser using same

US Patent 4972429 · Granted Nov 20, 1990

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Multi-wavelength variable attenuator and half wave plate1999
Multi-wavelength laser system, probe station and laser cutter system using the s1998
Multi-wavelength variable attenuator and half wave plate1997
Multi-wavelength laser system, probe station and laser cutter system using the s1997
Multi-layer graded reflectivity mirror1994
Tunable electro-optic Q-switch, and lasers using same1991
Purged cavity solid state tunable laser1990
Laser oscillator/amplifier with compensation for stress birefringence1990
Apparatus using induced birefringence to improve laser beam quality1990
KTP crystal nonlinear optical device with reduced drift and damage1990
Pulsed tunable solid state laser1989
Laser resonator with laser medium exhibiting thermally induced birefringence1989