Olympus Optical Company, Ltd.

Kouji Inaba

Youich Iba

Hiroyuki Shimizu

Ken-Ichi Nakahashi

A retinal camera wherein an auxiliary lens is provided so as to be free to be let into and out of a light path between the position of an image of a retina formed by an objective and a relay lens so that the front eye part of an eye to be examined can be illuminated brightly and uniformly and an image of the front eye part of a high resolution can be obtained at a high magnification. The auxiliary lens has a negative or positive refracting power. The auxiliary lens having a negative refracting power is let into and out of the light path together with an image rotator so that the image of the front eye part can be observed as an erected image.

Retinal camera

A method and device for ophthalmoscopy for observing fundus oculi by a binocular ophthalmoscope through a contact lens arranged in contact with an eyeball to be observed, said method and device for ophthalmoscopy enabling to observe the fundus by a multiplied erect image from a position distant from the examinee.

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Tokyo, Japan

Kouji Inaba