Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Lens replacing method and manufacturing method for alternative lens










Image Number 4 for United States Patent #7619722.

A method for replacing a lens having refractive power in a first projection optical system includes measuring a wavefront of measuring light passing through the first projection optical system in a state in which the lens having refractive power or a master lens is mounted in the first projection optical system, measuring a wavefront of measuring light passing through a second projection optical system in a state in which the master lens or an alternative lens is mounted in the second projection optical system, processing the alternative lens in accordance with measurement results, and replacing the lens having refractive power in the first projection optical system with the processed alternative lens.








 
 
  Recently Added Patents
Medicament delivery device and a method of medicament delivery
Front face of vehicle wheel
Electronic device, display, image processing apparatus and electronic calculating apparatus
Cucumber plants with a compact growing habit
Mixed reactant flow-by fuel cell
Systems and methods for assigning a template to an existing network configuration
Lubricant supplying device, process cartridge, and image forming apparatus
  Randomly Featured Patents
System and method for processing semi-structured business data using selected template designs
Eye for figure toy
Miter gear transmission
Articulated fastening element
Laminate flooring saw
Thermally actuated time delay switch
Gutter end cap
High speed latching comparator
Systems and methods for storing, delivering, and managing messages
Luggage