Study guides, Class notes & Summaries

ABO advance study guide test questions and answers verified 100% When taking seg height measurements, which of the following situations could result in a parallax error? - Patient sitting/ dispenser standing erect Which of the following is not significant in identifying the problem of vertical imbalance? - Patient's age Which of the following elements is NOT critical when determining vertical imbalance? - Lens power in the 180 degree meridian A prism will displace the object bei...

ABO STUDY GUIDE 2024/2025 Prentice Rule - ️️ - (Power x distance in mm) /10 Cornea index of refraction - ️️ - 1.37 Tear Film, Vitreous index of refraction - ️️ - 1.33 Crystalline lens index of refraction - ️️ - 1.42 Optical Standard index of refraction - ️️ - 1.53 Crown Glass index of refraction - ️️ - 1.523 High index of refraction - ️️ - 1.74 CR-39 index of refraction - ️️ - 1.49/1.50 Poly index of refraction - ️️ - 1.586 Air - ️️ - 1.00 How f...

ABO REVIEW STUDY GUIDE WITH SOLUTIONS 2024 Sclera - ️️ - Tough, white outer coat of the eyeball myopia - ️️ - nearsightedness; the condition in which parallel rays of light are brought into focus in front of the retina, rather than on it reflection - ️️ - light that bounces back refraction - ️️ - when the direction of light changes as it passes from one medium to another(bending of light) presbyopia - ️️ - Age of 40 need reading glass crystalline lens diminishes fram...

ABO Exam Test Questions with Verified Solutions 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 - ️️ - 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 appli...

ABO Exam QESTIONS WITH COMPLETE SOLUTIONS 100% CORRECT!!! The extra-ocular muscles are inserted into the sclera and serve to rotate the eye in all possible directions. There are _______of these muscles. - ️️ - Six The fibrous tunic is comprised of the: - ️️ - Sclera and cornea Fusion occurs: - ️️ - In the brain The aqueous fluid is continually being manufactured by: - ️️ - The ciliary body The ability of the eye to bring objects of varying distances to focus on the retina ...

ABO Exam (Latest 2024/2025 Update) Questions and Verified Answers|100% Correct| Grade A

150 mm - 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 - What is the focal length of a 2 diopter lens? A. 500 cm B. 39.37 inches C. 500 mm D. 2 meters Nanometers - Wavelengths are measured in A. Meters B. Decimeters C. Centimeters D. Nanometers UVC - Which of the following has the shortest and therefore most harmful wavelength? A. UVC B. UVB C. UVA D. INFRAREDCompound one another -...

ABO Practice Test 2024 Questions and Answers 1. A lens reads +2.25 in the lensometer. If the ocular curve is -6.00, what is the anterior curve? A. +2.25 B. +6.25 C. +8.25 D. +10.25: C. +8.25

ABO EXAM PRE-TEST WITH ANSWERS 150 mm - ️️ -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 - ️️ -What is the focal length of a 2 diopter lens? A. 500 cm B. 39.37 inches C. 500 mm D. 2 meters Nanometers - ️️ -Wavelengths are measured in A. Meters B. Decimeters C. Centimeters D. Nanometers UVC - ️️ -Which of the following has the shortest and therefore most harmful wavel...

c. 5 mm from the top of the segment d. at the very bottom of the segment - answerb. in the geometric center of the segment The base curve of any multifocal lens is found on the surface containing the: a. cross curve b. cylinder surface c. segment d. ocular curve - answerc. segment Normal slab-off (bicentric grind) is ground on the lens whose vertical meridian has the: a. strongest curves b. most plus power c. least plus power d. least minus power - answerc. least plus power The refra...

ABO Exam Questions And Answers (Updated And Verified) When light is refraction by a prism it is: a. Bent toward the apex b, Bent toward the base c. Not bent d. Reflected - answerB. Bent toward the base A prism always bends light toward its base. Prisms: I. Always bend light toward the base II. Always bend light toward the apex III. Cause chromatic Dispersion IV. Move the image toward the apex V. Are sometimes prescribed for muscle problems - answerI. Always bend light toward base I...