| 摘要 |
<p>An embodiment of the present invention relates to a correction lens to view a very short distance configured to view the very short distance wherein the distance between the human eyes and an object to view through the eyes, that is, the distance between a center of the pupil and an object to see through the eyes, is 10-100 mm, and the correction lens to view the very short distance in accordance to an embodiment of the present invention comprises: a convex lens of +20-+40D; a body tube combined along the circumference of the convex lens forming a helix part to be combined to another member to screw combine and have a function to control a monocular P.D; a correction lens of S±0.00-±10.00D and C±0.00D Ax 0-360°to C±6.00D Ax 0-360°, and 0-8Δprism amount of the correction lens; a rotation ring wherein the correction lens is rotatably combined to the body tube in a state being arranged opposite to the convex lens; and a body tube moving body equipped with a helix part which corresponds to the helix part of the body tube wherein the body tube is screw combined in a forward and reverse state in accordance to the direction of rotation.</p> |
