Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Device detecting focus of a taking lens without decrease in focus detection accuracy when the auto focus area is disposed at an inclination relative to the photographic field










Image Number 12 for United States Patent #6686577.

An optical element disposed behind a main mirror and inclined relative to the optical axis is arranged at a position to correct aberration in the luminous flux generated by transmission through the main mirror.








 
 
  Recently Added Patents
Method for managing tax return information
Surface treating implement
Control circuit and control method for dimming LED lighting circuit
Electric wire testing apparatus and electric wire processor equipped therewith
User and device localization using probabilistic device log trilateration
Process for the on-line sale of a software product
Apparatus and method for antenna matching in mobile device
  Randomly Featured Patents
Magnetostrictive actuator with load compensating operational modification
Measurement of current through a line subject to spurious high potentials
Method for producing ester of (S)-.gamma.-halogenated-.beta.-hydroxybutyric acid
Thrust cage roller circle
System and method to preclude message modification in data authentication systems through efficent use of feedback in cryptographic functions
Model based optimization with focus regions
Image coding device and method
Aboveground liquid storage tank leakage detection
Galvanic element
Liquid container