Device for measuring ocular parameters

JP1790519SActive Publication Date: 2025-02-05ESSILOR INTERNATIONAL(COMPAGNIE GENERALE D OPTIQUE)
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Patent Information

Application Number
JP2023503430D
Authority / Receiving Office
JP · JP
Patent Type
Designs
Current Assignee / Owner
Priority Date
2023-03-24
Filing Date
2023-08-28
Publication Date
2025-02-05
Estimated Expiration
2048-08-28

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Abstract

This product is a device for measuring visual parameters in a natural posture when a patient is using an electronic device such as a smartphone. The visual parameter measuring device works in conjunction with the measurement system and the attachment for the patient's glasses. The visual parameter measuring device has four markers in a checkerboard pattern, which allows the measurement system to measure the position and direction of the visual parameter measuring device. This device can be used with the front left blank, with a diagram simulating a GUI drawn on the front, or with an electronic device such as a smartphone placed on it. The patient wears the glasses with the attachment, holds the device as if holding an electronic device such as a smartphone, and stands in front of the camera of the measurement system body. The camera of the measurement system body detects the attachment and the checkerboard pattern of the visual parameter measuring device. This makes it possible to obtain data for estimating visual parameters in a natural posture when the patient is using an electronic device. 1.1) Perspective view; 1.2) Front view; 1.3) Rear view; 1.4) Left side view; 1.5) Right side view; 1.6) Plan view; 1.7) Bottom view; 1.8) Reference diagram 1 showing the names and usage status of each part; 1.9) Reference diagram 2 showing the names and usage status of each part; 1.10) Reference diagram 3 showing the names and usage status of each part
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