Autofocusing operation display apparatus and method

Details Autofocusing operation display apparatus and method Autofocusing operation display apparatus and method

1995-12-07

1997-05-27

Perkey, W. B.

Photography

With exposure objective focusing means, focusing aid, or...

Having auxiliary illumination

396147, 396291, G03B 1336

Patent

active

056341512

ABSTRACT:
An autofocusing apparatus including a device for irradiating a light ray toward an object; a device for sensing a light beam corresponding to the image of the object and the light ray reflected off of the object; a device for indicating to the user of the apparatus that the light ray has hit the object based on the result of the sensing by the sensing device. In another embodiment, the autofocusing apparatus includes a device for indicating to the user which portion of the object has been hit by the light ray.

REFERENCES:
patent: 5187516 (1993-02-01), Suzuki

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