 ... the movement of the lens. The reverse is true regarding a minus lens which is made up of an aggregate of prisms apex toward the optical center and base toward the periphery. Therefore when a minus lens is moved back and forth before the eye objects...  The Refractive and Motor Mechanism of the Eye - Page 164by William Norwood Souter - 1910 - 349 pagesFull view - About this book
 | John Elmer Weeks - 1910 - 1010 pages
...to the apex of the prism. On the other hand, if a concave lens is selected, the movement is in die same direction as the movement of the lens. By selecting from the case of trial lenses that lens which annuls this lateral deviation, we neutralize the refractive power... | |
 | United States. Surgeon-General's Office - Air pilots - 1940 - 308 pages
...base toward the periphery. Therefore when a minus lens is moved back and forth before the eye objects appear to move in the same direction as the movement of the lens, or, as it is usually expressed, "with" the movement of the lens. A lens in this manner may be easily... | |
 | United States. War Department - 308 pages
...base toward the periphery. Therefore when a minus lens is moved back and forth before the eye objects appear to move in the same direction as the movement of the lens, or, as it is usually expressed, "with" the movement of the lens. A lens in this manner may be easily... | |
 | 1890 - 1040 pages
...opposite to that in which the disk is moved By similar reasoning it is easily seen that in the myopic eye the object will appear to move in the same direction as the diaphragm. In the metropic eye (here will be no apparent motion. Each meridian of the eye can be explored... | |
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