Title:
CALIBRATING METHOD FOR CAMERA
Document Type and Number:
Japanese Patent JP3696336
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a calibration method which can enhance the accuracy and establish a quickened, facilitated, and automated operations by removing the error due to differences between individuals in operation.
SOLUTION: The calibration method for camera according to the invension comprises such processes that an object concerned 14 consisting of a number of studded reference marks K0, K1, K2, SK with known positional relationship is photographed in a plurality of copies, an image is cut out based upon the approximate positions of reference marks K0, K1, K2 as part of them, and that setting the correspondence of measuring points is made automatically where the reference marks in the cut-out image are considered as measuring points.
Inventors:
Nobuo Takachi
Hitoshi Otani
Shinichi Nakamura
Masuda Senda
Takayuki Noma
Hitoshi Otani
Shinichi Nakamura
Masuda Senda
Takayuki Noma
Application Number:
JP15122296A
Publication Date:
September 14, 2005
Filing Date:
June 12, 1996
Export Citation:
Assignee:
Topcon Co., Ltd.
International Classes:
G01C11/04; G01B11/00; G01C11/00; G02B7/28; H04N17/00; (IPC1-7): G01B11/00
Domestic Patent References:
| JP2128114A | ||||
| JP3110685A | ||||
| JP6137840A | ||||
| JP8086613A | ||||
| JP9329440A |
Attorney, Agent or Firm:
Tamio Nishiwaki