Antimetropia Study guides, Class notes & Summaries

The refractive astigmatism indicated by the RX +1.50 -1.75 x 35 is correct answers Mixed The patient's RX is -1.75 -.50 x 120 with a +2.00 ADD standard trifocal. What is the power through the intermediate? correct answers -.75 -.50 x 120 The Geneva lens measure is designed to measure correct answers Lens curvature The focal length of a +5.00 diopter lens is correct answers 20 cm The problem of prismatic imbalance at the reading level is called correct answers Anisometropia Whic...

ABO Exam 2023 Questions and Answers 100% CorrectABO Exam 2023 Questions and AnABO Exam 2023 Questions and Answers 100% CorrectABO Exam 2023 Questions and Answers 100% Correctswers 100% CorrectABO Exam 2023 Questions and Answers 100% CorrectChange a bifocal Rx to a single vision Rx - ANSWER-Add the bifocal power to the sphere powers. OD: -0.50 OS: -0.25-0.25x172 Add: +1.75 Turns into- OD: +1.25 OS: +1.50-0.25x172 Anisometropia - ANSWER-There is a difference of 3 diopters between both e...

Optician ABO Exam Questions & Answers Macular Degeneration - ANSWER-thinning of the macula, deprived of oxygen Scotoma - ANSWER-Blind spot; rods and cones detach from retina Refraction - ANSWER-bending of light rays Index of refraction - ANSWER-speed of light through air/ speed of light through a transparent medium Nanometer (nm) - ANSWER-unit of measurement to describe wavelength Emmetropia - ANSWER-Normal vision Ametropia - ANSWER-Vision needs to be corrected presbyopia...

ABO Study Guide Questions with Verified Answers 2024 Prentice Rule Correct Answer: (Power x distance in mm) /10 Cornea index of refraction Correct Answer: 1.37 Tear Film, Vitreous index of refraction Correct Answer: 1.33 Crystalline lens index of refraction Correct Answer: 1.42 Optical Standard index of refraction Correct Answer: 1.53 Optical Standard index of refraction Correct Answer: 1.523 High index of refraction Correct Answer: 1.74 CR-39 index of refraction Correc...

ABO Exam Questions and Answers 2023 Complete;100% verified Name the 3 types of tunics of the eye, and what areas of the eye they consist of. 1. Fibrous: cornea and sclera (outer protective coating) 2. Vascular: iris, ciliary body and choroid (uveal tract) 3. Neural: retina During accommodation, what 3 things do the eyes do? 1. Ciliary muscle relaxes allowing for thickening of crystalline lens 2. Eyes converge 3. Pupils constrict What happens with Aniseikonia? The ocular image of ...

ABO Exam Prep Part 1: Anatomy & Physiolog Accommodation - ANSWER Focusing of the eye on a near object through relaxation of the ciliary muscle & thickening of the lens, associated with eye convergence & pupil constriction Amblyopia - ANSWER The loss of vision without any apparent disease of the eye, also known as "lazy eye" Ametropia - ANSWER A refractive error in which the eye, when in a state of rest, does not focus the image of an object upon the retina; includes hyperopia, myopia, &...

The refractive astigmatism indicated by the RX +1.50 -1.75 x 35 is - ANSWER-Mixed The patient's RX is -1.75 -.50 x 120 with a +2.00 ADD standard trifocal. What is the power through the intermediate? - ANSWER--.75 -.50 x 120 The Geneva lens measure is designed to measure - ANSWER-Lens curvature The focal length of a +5.00 diopter lens is - ANSWER-20 cm The problem of prismatic imbalance at the reading level is called - ANSWER-Anisometropia Which of the following indicated the mo...

Change a bifocal Rx to a single vision Rx correct answersAdd the bifocal power to the sphere powers. OD: -0.50 OS: -0.25-0.25x172 Add: +1.75 Turns into- OD: +1.25 OS: +1.50-0.25x172 Anisometropia correct answersThere is a difference of 3 diopters between both eyes; when the vision of the eyes differs by a large margin. Antimetropia correct answersRefers to Rx's that differ in sign. Ex. OD: +0.25 OS: -0.75 Simple Hyperopia correct answersThe Rx will be a + sphere Simple Myo...

ABO Exam Questions and Answers 2024 Change a bifocal Rx to a single vision Rx -Answer-Add the bifocal power to the sphere powers. OD: -0.50 OS: -0.25-0.25x172 Add: +1.75 Turns into- OD: +1.25 OS: +1.50-0.25x172 Anisometropia -Answer-There is a difference of 3 diopters between both eyes; when the vision of the eyes differs by a large margin. Antimetropia -Answer-Refers to Rx's that differ in sign. Ex. OD: +0.25 OS: -0.75 Simple Hyperopia -Answer-The Rx will be a + sphere Simple Myo...

Change a bifocal Rx to a single vision Rx correct answersAdd the bifocal power to the sphere powers. OD: -0.50 OS: -0.25-0.25x172 Add: +1.75 Turns into- OD: +1.25 OS: +1.50-0.25x172 Anisometropia correct answersThere is a difference of 3 diopters between both eyes; when the vision of the eyes differs by a large margin. Antimetropia correct answersRefers to Rx's that differ in sign. Ex. OD: +0.25 OS: -0.75 Simple Hyperopia correct answersThe Rx will be a + sphere Simple Myo...