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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Hayakawa; Shingo
Address:
Yokohama, JP
No. of patents:
9
Patents:












Patent Number Title Of Patent Date Issued
6963448 Optical low-pass filter, and image sensing unit and apparatus using the same November 8, 2005
If the thickness of a birefringence plate that forms an optical low-pass filter is not appropriately set, problems in terms of optical characteristics or machine works are posed. Hence, there is provided an optical low-pass filter which has at least one birefringence plate which is m
6728033 Image stabilizing optical lens device with decentering of lens sub-unit April 27, 2004
An image stabilizing optical lens device including, in order from an object side to an image side of the image stabilizing optical lens device, a first lens unit having positive refractive power, a second lens unit having negative refractive power and being movable along an optical axis
6618197 Image stabilizing system September 9, 2003
An image stabilizing optical objective lens system comprising, in the order from the side of the system closest to an object, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power,
6384975 Image stabilizing optical lens device with decentering of lens sub-unit May 7, 2002
An image stabilizing optical lens device including, in order from an object side to an image side of the image stabilizing optical lens device, a first lens unit having positive refractive power, a second lens unit having negative refractive power and being movable along an optical axis
6144502 Viewfinder optical system and optical apparatus having the same November 7, 2000
A viewfinder optical system includes an image inverting optical unit for inverting an image formed by an objective optical unit, the image inverting optical unit inverting the image by using a reflecting action of light, and an eyepiece optical unit on which light from the image inve
6061180 Zoom lens May 9, 2000
A zoom lens includes, in order from as object side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, a fourth lens having a positive or negative refractive power, a fifth len
5991091 Zoom lens having vibration compensating function November 23, 1999
A standard zoom lens of the negative-lead type having a vibration compensating function includes, in order from an object side to an image side, a first lens unit having a negative refractive power, the first lens unit moving along an optical axis during variation of magnification, a
5305047 Pattern projector having a multi-portion projection lens and camera comprising the same April 19, 1994
A compact light projection system for auto-focus detection apparatus in which a stripe pattern is projected onto an object in a wide range. The light projection device comprises a chart having a pattern to be detected, an illuminating device for illuminating the chart, and a lens assembl
4855780 Photometric device for pseudo format camera August 8, 1989
A photometric device for a pseudo format camera capable of performing trimming photography includes, a trimming data setting unit which sets trimming data. A light-receiving unit consists of a plurality of light-receiving portions for splitting an objective field into a plurality of










 
 
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