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Patent Number: 9386917
Patent Date: 2016-07-12
Patent type: utility
Provided is a light intensity control apparatus including: a photometry value calculation portion for measuring reflected light from a fundus under illumination of an observation light source; an observation light source control portion for controlling a light intensity of the observation light source based on photometry information obtained by the photometry value calculation portion, the light intensity of the observation light source obtained in the measurement, and a correction value of the light intensity of the observation light source; and a photographing light source control portion for controlling a light intensity of a light source of a photographing light source based on the photometry information obtained by the photometry value calculation portion, the light intensity of the observation light source obtained in the measurement, and a correction value of the light intensity of the photographing light source.
Inventors
| First Name | Last Name | City | State | Country |
|---|---|---|---|---|
| Shohhei | Kamada | - | - | - |
IPCs
| Section | Class | Sub Class | Group | Sub Group |
|---|---|---|---|---|
| A | 61 | B | 3 | 14 |
| A | 61 | B | 3 | 10 |
| A | 61 | B | 3 | 00 |
| A | 61 | B | 3 | 12 |
| A | 61 | B | 3 | 15 |
Assignee
| Organization | First Name | Last Name | City | State | Country |
|---|---|---|---|---|---|
| Canon Kabushiki Kaisha | - | - | - | - | - |