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A cover test or cover-uncover test is an objective determination of the presence and amount of ocular deviation. It is typically performed by orthoptists, ophthalmologists and optometrists during eye examinations . The two primary types of cover tests are: the alternating cover test. the unilateral cover test (or the cover-uncover test).
X. (2022 film) X is a 2022 American slasher film written, directed, produced and edited by Ti West. It stars Mia Goth in dual roles: a young woman named Maxine, and an elderly woman named Pearl. The film also stars Jenna Ortega, Martin Henderson, Brittany Snow, Owen Campbell, Stephen Ure and Scott Mescudi. Set in 1979, the film follows a cast ...
A regular prism is a prism with regular bases. Uniform prism. A uniform prism or semiregular prism is a right prism with regular bases and all edges of the same length. Thus all the side faces of a uniform prism are squares. Thus all the faces of a uniform prism are regular polygons. Also, such prisms are isogonal; thus they are uniform polyhedra.
Maddox wing. The Maddox Wing is an instrument utilized by ophthalmologists, orthoptists and optometrists in the measurement of strabismus (misalignment of the eyes; commonly referred to as a squint or lazy eye by the lay person). It is a quantitative and subjective method of measuring the size of a strabismic deviation by dissociation of the ...
assess alignment of both eyes. The Four Prism Dioptre Reflex Test (also known as the 4 PRT, or 4 Prism Dioptre Base-out Test) is an objective, non-dissociative test used to prove the alignment of both eyes (i.e. the presence of binocular single vision) by assessing motor fusion. [1] Through the use of a 4 dioptre base out prism, diplopia is ...
United States ( Alaska ) 52°42′44″N 174°06′49″E. / 52.71222°N 174.11361°E / 52.71222; 174.11361 ( Eareckson Air Station) Pacific Air Forces Regional Support Center. Contractor operated diversion airfield and AN/FPS-108 COBRA DANE surveillance radar. [194] [195] Eielson Air Force Base.
Variable prism stereoscope WD Working distance X/12 X months X/52 X weeks X/7 X days XP Exophoria: XT Exotropia:
Basis Nord. Basis Nord ("Base North") was a secret naval base of Nazi Germany 's Kriegsmarine in Zapadnaya Litsa, west of Murmansk provided by the Soviet Union. The base was part of a partnership that developed between Germany and the Soviet Union following German-Soviet Non-Aggression treaty of 1939, along with a broad economic agreement of 1940 .