Invention Grant
US09232127B2 Loupe accessory and viewing method 有权
放大镜配件和查看方法

Loupe accessory and viewing method
Abstract:
A loupe accessory comprising: a loupe, comprising a first lens characterized in a positive focal length of less than 350 mm, the first lens for producing substantially infinity rays from a relatively close object, and an infinity-focus camera, comprising an image sensor and a second lens disposed at a fixed distance from the image sensor, the fixed distance being a focal length of the second lens, wherein the infinity-focus camera is fixed to the first lens, for imaging the infinity rays on the image sensor, thereby a first portion of the infinity rays produced by the first lens is imaged by the infinity-focus camera, and a second portion of the infinity rays produced by a second portion of the first lens is directly viewed by a human eye.
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