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Class Information
Number: 250/234
Name: Radiant energy > Photocells; circuits and apparatus > Optical or pre-photocell system > Means for moving optical system
Description: Subject matter having means for moving an element of the optical system.

Sub-classes under this class:

Class Number Class Name Patents
250/235 Repetitious path 480

Patents under this class:

Patent Number Title Of Patent Date Issued
8713711 Cantilevered probe detector with piezoelectric element Apr. 29, 2014
8710413 Optical analysis device, optical analysis method and computer program for optical analysis Apr. 29, 2014
8687249 Portable scanner Apr. 1, 2014
8646110 Method to obtain absorption spectra from near-field infrared scattering using homodyne detection Feb. 4, 2014
8635938 Retractable rotary turret Jan. 28, 2014
8569677 Devices useful for vacuum ultraviolet beam characterization including a movable stage with a transmission grating and image detector Oct. 29, 2013
8558155 Device for driving a light receiving element to track a light source Oct. 15, 2013
8537373 Position detection Sep. 17, 2013
8536513 Space-saving flatbed scanner Sep. 17, 2013
8530824 Scanning microscope Sep. 10, 2013
8520282 Optical scanning apparatus configured to deflect and scan laser beam by using MEMS mirror Aug. 27, 2013
8513625 Track-based metrology method and apparatus Aug. 20, 2013
8489237 High throughput method of in transit wafer position correction in a system using multiple robots Jul. 16, 2013
8482817 Image reading apparatus and method for controlling the same Jul. 9, 2013
8476581 Speckle reduction method and apparatus Jul. 2, 2013
8444271 System and method for reducing visible speckle in a projection visual display system May. 21, 2013
8434161 Cantilevered probe detector with piezoelectric element Apr. 30, 2013
8434160 Cantilevered probe detector with piezoelectric element Apr. 30, 2013
8424111 Near-field optical microscope, near-field optical probe, and sample observation method Apr. 16, 2013
8402560 Scanning probe microscope with drift compensation Mar. 19, 2013
8399838 Terahertz investigative system and method Mar. 19, 2013
8368006 Driving a laser scanning section using a basic period of a pulse signal based on a period of a resonance frequency and accumulated period errors to produce a correction period quantity Feb. 5, 2013
8353061 Near-field scanning optical microscopy with nanoscale resolution from microscale probes Jan. 8, 2013
8345339 Optical deflector Jan. 1, 2013
8342405 Light pipe illumination system and method Jan. 1, 2013
8324562 Fiber scanning system having a magnet attached to the fiber at a position before or after an electrical coil with improved tip positioning Dec. 4, 2012
8324546 System and methods for reducing distortion and degradation in adaptive optics technology Dec. 4, 2012
8299418 Imaging device unit and photographing apparatus comprising a piezoelectric element mounted on a plate Oct. 30, 2012
8294083 Image display device and method with mirror drive sensitivity correction Oct. 23, 2012
8274645 Method and apparatus for in-situ metrology of a workpiece disposed in a vacuum processing chamber Sep. 25, 2012
8258457 Scanning endoscope having an actuator and a force transmitter for bending a light transmitter Sep. 4, 2012
8253948 Wafer center finding with charge-coupled devices Aug. 28, 2012
8238012 Optical image-capturing apparatus Aug. 7, 2012
8220067 Cantilevered probe detector with piezoelectric element Jul. 10, 2012
8213062 Image reading apparatus Jul. 3, 2012
8209768 Method of manufacturing an SPM probe with a scanning tip and with an alignment aid located opposite the scanning tip Jun. 26, 2012
8194279 Image data combining apparatus and method Jun. 5, 2012
8188412 Confocal microscope which weights and combines signals output from a plurality of photodetectors and calculates omnifocal brightness information for the plurality of signals May. 29, 2012
8186839 Optical module for observing event or object May. 29, 2012
8158926 Confocal imaging methods and apparatus Apr. 17, 2012
8154735 Apparatus for measuring quasi-static error of rotation driving shaft Apr. 10, 2012
8149473 Image reading apparatus Apr. 3, 2012
8144381 Optical system, image forming apparatus, and control method thereof Mar. 27, 2012
8139106 Microscope apparatus Mar. 20, 2012
8134116 Modular focus system for image based code readers Mar. 13, 2012
8125652 Wafer center finding with charge-coupled devices Feb. 28, 2012
8123368 Optical beam scanning device, image forming apparatus Feb. 28, 2012
8115980 Light scanning unit, image forming apparatus having the same, and synchronizing signal calibrating method of the light scanning unit Feb. 14, 2012
8070854 Passive desiccant system Dec. 6, 2011
8067725 Device and method for displaying image Nov. 29, 2011

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