21. This is a different disease from retinal migraine, which is monocular ( only one eye ). 22. A monocular w / reticle is a small telescope with an internal scale visible through the glass. 23. These monocular contact lenses correct one eye for distance vision and the other for close-up vision. 24. The wearable, which weighs about 10 ounces, comes with a head-mounted, monocular display. 25. But that makes for momentary monocular vision instead of binocular vision, or a loss of depth perception. 26. Vocal stripping was often performed without magnification and with a monocular laryngoscope, instead of a binocular scope. 27. Sighting is optical, and carried out through an M112 / 3 combined monocular telescope and binocular periscope. 28. San Mart�n studied the enemy and the battlefield from the convent's tower, using a monocular . 29. Subtle changes in the anatomy are much more easily detected and interpreted than with a monocular view otoscope. 30. Image A represents normal ocular dominance columns; Image B represents ocular dominance columns after monocular deprivation ).