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Steep Fluorescein Pattern - ANSWER Bright green pooling center, very faint green pooling on diameter of lens Flat Fluorescein Pattern - ANSWER Bright green pooling on diameter of lens, very faint green in center Against-the-rule Astigmatism Pattern - ANSWER Bright green pooling horizontally, faint green pooling vertically

myopic eye - ANSWER Eye is to long Hyperic eye - ANSWER Eye is to short hyperopia - ANSWER farsighted vision

Cancelling effect- subtract prism amounts - ANSWER BU/BU BD/BD BI/BO Powers between 0.00 & +/- 3.00 - ANSWER Read in 1/8 diopters .12 .37 .62 .87 Lensometer is also referred to as - ANSWER Lensmeter, focimeter, vertometer

the wavelength of the infrared waves in the electromagnetic spectrum are - ANSWER longer than visible red light waves the Geneva Lens Measure is calibrated for a refractive index of - ANSWER 1.530 A lens made from 2 convex surfaces - ANSWER has against motion A lens reads +4.25D in the vertometer. If the ocular curve is -4.00D, what is the front base curve? - ANSWER +8.25D

Which one of these duties is not part of an optician's job? - ANSWER Diagnose and treat minor eye infections Which is not a core skill needed to be an optician? - ANSWER Binocular vision Which of these items is not related to the NOCE certification exam? - ANSWER Focuses on how to fit and assess contact lens issues How is the ABO-NCLE certification related to state optician licensing? - ANSWER Some states still require both to work as an optician.

adnexa - ANSWER extraocular structures of the eye which include the eyelids, the orbit, lacrimal glands anterior chamber - ANSWER the area bounded in front by the cornea and in the back by the lens and filled with aqueous aqueous - ANSWER a clear, watery solution in the anterior and posterior chambers artery - ANSWER the vessel supplying blood to the eye

Assessment of the quality of the peripheral curves (blends of a rigid contact lens) is achieved by the use of the- a. profile analyzer b. shadow graph c. keratometer d. burton light - ANSWER a. profile analyzer Contact lens power should be specified in- a. back vertex power b. sphero-cylinder power c. power in situ

150 mm - ANSWER When ordering a six inch temple, its corresponding millimeter value is which of the following? A. 135 mm B. 140 mm C. 145 mm D. 150 mm 500 mm - ANSWER What is the focal length of a 2 diopter lens? A. 500 cm B. 39.37 inches C. 500 mm D. 2 meters

Single Vision - ANSWER corrects for one distance Multifocal - ANSWER Corrects with two or more prescriptions (or 'powers') Bifocal - ANSWER lens having two focus strengths Trifocal - ANSWER pertaining to having three focus strengths

If the wearer complains of the bifocal line being somewhat in his way when driving, the problem may be alleviated by decreasing the distance between pads. True or False - ANSWER False If the wearer complains that the glasses feel snug but still slip down the nose, one likely cause is that: A. The frame is too small B. The bridge fit is tight C. Pressure is being applied by the temple shafts anterior to the ear. D. Pressure is being applied on the very tips of the temples. - ANSWER Pr...