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
Automated solar collector installation design including ability to define heterogeneous design preferences
Content reproduction apparatus and content processing method therefor
Digital display
Representing polarized light in computer models
Remedy for overactive bladder comprising acetic acid anilide derivative as the active ingredient
Method of fabricating solid electrolytic capacitor and solid electrolytic capacitor
Isoselective polymerization of epoxides
  Randomly Featured Patents
Circuit for supplying power to a dental photopolymerizing apparatus
Roller bearing
High intensity discharge lamp with enhanced dimming characteristcs
Cartridge adaptor and a cartridge to be accommodated in the cartridge adaptor
Light source presuming method and apparatus
3-substituted-2-(arlyalkyl)-1-azabicycloalkanes and methods of use thereof
Near hermetic packaging of gallium arsenide semiconductor devices and manufacturing method therefor
Process for producing paroxetine
Packet of cigarettes and relative manufacturing method
Pharmaceutical solution and methods for preparation thereof