Prentice rule - Study guides, Class notes & Summaries

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Math for ABO test Latest Questions and Answers(American Board of Opticianry (ABO) A Box: 53 DBL: 15 ED: 55 PD: 30/32 OD: 68/2 =34 OS: 68/2=34 What is the MBS for the rt and left lens? {Answer: - OD: 68/2 =34 OS: 68/2=34 Decentration: Frame PD- PT PD OD: 34-30=4 decentered OS: 34-32= 2 decentered OD: MBS=ED+(2xDecenter)+2 MBS=55+ 8 (2x4)+2=65mm OS: MBS=ED+(2x decenter)+2 MBS=55+4 (2x2)+2=61mm OD-65mm blank OS: 61MM blank What is Prentice rule used for? {Answer: - To (Power x di...

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

Informed Consent Form - ANSWERThe patient signs this prior to surgery; it outlines the procedure and the RBAs Thyroid Disease - ANSWERThe systemic disease associated with eye findings referred to as Graves' Disease Diabetic Retinopathy - ANSWERDisease which is indicated by the presence of microaneurysms, dot/blot hemes, and lipid exudates from a leakage of the retinal vessels Epinephrine/Intravenous Cortisone/Benadryl - ANSWERMedications that should be kept on hand in case of severe ...

Ophthalmic Optics Final Questions With Complete Solutions What is a prism diopter? The amount of prism needed to divert a ray of light 1 cm from its original path measured 1 m distance What is the location that the prism is prescribed in single vision lenses? a) fitting cross b) distance reference point c) prism reference point c) prism reference point (PRP/MRP) What is prentice's rule? prism diopters= decentration (cm)* lens power (the power used in this equation is the power in t...

Math For ABO Test (ABO -American Board Of Opticianry Test) Solved 100% Correct A Box: 53 DBL: 15 ED: 55 PD: 30/32 OD: 68/2 =34 OS: 68/2=34 What is the MBS for the rt and left lens? [Correct Ans: - OD: 68/2 =34 OS: 68/2=34 Decentration: Frame PD- PT PD OD: 34-30=4 decentered OS: 34-32= 2 decentered OD: MBS=ED+(2xDecenter)+2 MBS=55+ 8 (2x4)+2=65mm OS: MBS=ED+(2x decenter)+2 MBS=55+4 (2x2)+2=61mm OD-65mm blank OS: 61MM blank What is Prentice rule used for? [Correct Ans: - To ...

ABO-NCLE practical Exam | Questions and Correct Answers | Latest Update 2024/2025 | 100% PASS 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 Calculating Prismatic Effects - Answer -obtained at the center of an optical lens by producing a difference in edge thickness, either by grinding the ba...

Math for ABO test Questions and Answers I ABO (American Board of Opticianry) A Box: 53 DBL: 15 ED: 55 PD: 30/32 OD: 68/2 =34 OS: 68/2=34 What is the MBS for the rt and left lens? (Ans: - OD: 68/2 =34 OS: 68/2=34 Decentration: Frame PD- PT PD OD: 34-30=4 decentered OS: 34-32= 2 decentered OD: MBS=ED+(2xDecenter)+2 MBS=55+ 8 (2x4)+2=65mm OS: MBS=ED+(2x decenter)+2 MBS=55+4 (2x2)+2=61mm OD-65mm blank OS: 61MM blank What is Prentice rule used for? (Ans: - To (Power x distance in m...

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 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...