Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Optical system for deflecting image










Image Number 12 for United States Patent #4974950.

An optical system comprising, from front to rear, a first lens group of positive power, a second lens group of negative power and a third lens group of positive power, wherein deflection of an image is made by parallel decentering the second lens group.








 
 
  Recently Added Patents
Sampling filter device
Channel marking for chip mark overflow and calibration errors
Relative pose estimation of non-overlapping cameras using the motion of subjects in the camera fields of view
Anti-infective agents and uses thereof
Control unit of a ride level control system, and ride level control system
Transmitter having a programmable amplifier operating class
Flash multi-level threshold distribution scheme
  Randomly Featured Patents
Treated nonwoven fabrics
Method and apparatus for releasably mounting an optical device
Single line laser and method
Hat with applications
Base station identification in orthogonal frequency division multiplexing based spread spectrum multiple access systems
Narrow weighing system arranged in narrowly spaced rows in the lateral direction
Electric fuse and process of manufacturing the same
Engine cylinder head structure
Low-energy process for separation of hydrogen isotopes
Programmable gradual illumination lighting device