Inventor
TOMIOKA KEN
JP7 patents
Patents
7 patentsUS5801807ASep 1, 1998
Ophthalmic illumination device having adjustable transmittance member and microscope for operation using the same
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US5668661ASep 16, 1997
Microscope
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US5661598AAug 26, 1997
Optical instrument
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US5424788AJun 13, 1995
Slit lamp microscope
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US5250966AOct 5, 1993
Ophthalmic photographing apparatus having a displacement measurement unit
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US6033074AMar 7, 2000
Subjective eye refractive power measuring apparatus
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US11918286B2Mar 5, 2024
Ophthalmic instrument, management method, and management device
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