Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Lens apparatus and imaging apparatus










Image Number 7 for United States Patent #7957073.

A lens apparatus includes a first lens unit and a second lens unit each of which is configured to move in an optical axis direction, a first cam tube that includes a first cam part and a second cam part respectively on an outer circumferential surface and an inner circumferential surface and moves the first and second lens units respectively in the optical axis direction using the first and second cam parts as the first cam tube rotates around an optical axis, and a linearly moving guide tube that is arranged on an inner circumferential side of the first cam tube and configured to guide the first and second lens units in the optical axis direction.








 
 
  Recently Added Patents
Light-emitting device
Data processing apparatus and data processing method for reducing an uneven color made up of two or more ink colors
Method and system for calibrating laser profiling systems
System and method for seamlessly increasing download throughput
Method and system for associating a cell-sector with time-dependent location parameters
Acoustic measuring instrument
Microporous membranes and methods for producing and using such membranes
  Randomly Featured Patents
Telephoto sensor trigger in a solid state motion analysis system
Device for heating printed-circuit board
Tire tread
Synchronous memory device having a delay time register and method of operating same
Black-out curtain
Physiogenomic method for predicting metabolic and cardiovascular side effects of thiazolidinediones
Preparation of addition salts of cysteamine with acids
Rotary cutter
Heating system for rotating members
Image signal processing system