Flatter base curve - Study guides, Class notes & Summaries
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NCLE basic Exam Kit Questions with correct Answers 2023
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NCLE basic Exam Kit Questions with correct Answers 2023 
What is the Secondary/intermediate curve? - ️️ The curve on the posterior side of the 
contact lense between the base curve and peripheral curve. Usually 0.7mm to 1.6mm 
flatter than the base curve radius. The width is affected by the OZ diameter and 
peripheral width. 
What is the peripheral curve? - ️️ The outermost curve on the posterior side of the 
contact lens. It clears the flatter periphery and prevents lens impingement in ...
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NCLE basic Exam kit Questions and answers, rated A+[LATEST EXAM UPDATES]
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NCLE basic Exam kit Questions and 
answers, rated A+ 
What is the Secondary/intermediate curve? - The curve on the posterior side of the contact lense 
between the base curve and peripheral curve. Usually 0.7mm to 1.6mm flatter than the base curve 
radius. The width is affected by the OZ diameter and peripheral width. 
What is the peripheral curve? - The outermost curve on the posterior side of the contact lens. It 
clears the flatter periphery and prevents lens impingement in the limbal are...
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NCLE basic Exam Kit Questions with correct Answers 2023
- Exam (elaborations) • 37 pages • 2023
- Available in package deal
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- $12.49
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NCLE basic Exam Kit Questions with correct Answers 2023 
What is the Secondary/intermediate curve? - ️️ The curve on the posterior side of the 
contact lense between the base curve and peripheral curve. Usually 0.7mm to 1.6mm 
flatter than the base curve radius. The width is affected by the OZ diameter and 
peripheral width. 
What is the peripheral curve? - ️️ The outermost curve on the posterior side of the 
contact lens. It clears the flatter periphery and prevents lens impingement in ...
-
NCLE Exam Practice Questions and answers, rated A+[LATEST EXAM UPDATES]
- Exam (elaborations) • 53 pages • 2024
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NCLE Exam Practice Questions and 
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Which Curve is the Flattest? 
A) 7.5 mm 
B) 44.75 D 
C) 7.6 mm 
D) 45.50 D - -7.6 mm 
Inflammation of the Eyelids is Called : 
A) Palpebritis 
B) Keratitis 
C) Conjunctivitis 
D) Blepharitis - -Blepharitis 
The Base Curve of a Rigid Lens 
was Ordered at 7.75 mm 
but Received at 7.85 mm. 
The Lens is _______ than ordered. 
A) 0.50 D Flatter 
B) 0.50 D Steeper 
C) 1.00 Flatter 
D) 1.00 Steeper - -0.50 D Flatter 
The Fairness To Contact Lens ...
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NCLE Exam Prep Questions and Answers Latest Update (2024/2025) 100% Pass
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NCLE Exam Prep Questions and Answers 
Latest Update (2024/2025) 100% Pass 
optic zone - Answer ️️ -the central portion of a contact lens which contains the refractive power 
and generally corresponds to the central corneal cap 
posterior apecal radius - Answer ️️ -this term is generally used in reference to spin-cast soft 
lenses. the curvature of the posterior surface of the lens changes with the refractive power. the 
radius of curvature is measured at the apex of the posterior surface...
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NCLE exam prep| Questions| Correct Answers| Verified
- Exam (elaborations) • 40 pages • 2023
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optic zone - ANSWER the central portion of a contact lens which contains the refractive power and generally corresponds to the central corneal cap 
 
posterior apecal radius - ANSWER this term is generally used in reference to spin-cast soft lenses. the curvature of the posterior surface of the lens changes with the refractive power. the radius of curvature is measured at the apex of the posterior surface. 
 
steeper base curve - ANSWER occurs when the posterior radius of curvature is decreased ...
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NCLE Practice Questions and answers, rated A+/ VERIFIED/[LATEST EXAM UPDATES]
- Exam (elaborations) • 53 pages • 2024
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NCLE Practice Questions and answers, 
rated A+/ VERIFIED/ 
Which Curve is the Flattest? 
A) 7.5 mm 
B) 44.75 D 
C) 7.6 mm 
D) 45.50 D - -7.6 mm 
Inflammation of the Eyelids is Called : 
A) Palpebritis 
B) Keratitis 
C) Conjunctivitis 
D) Blepharitis - -Blepharitis 
The Base Curve of a Rigid Lens 
was Ordered at 7.75 mm 
but Received at 7.85 mm. 
The Lens is _______ than ordered. 
A) 0.50 D Flatter 
B) 0.50 D Steeper 
C) 1.00 Flatter 
D) 1.00 Steeper - -0.50 D Flatter 
The Fairness To Contact...
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NCLE COMPREHENSIVE PRACTICE EXAM QUESTIONS AND ANSWERS|STUDY GUIDE| LATEST UPDATE 2024 SCORED A+
- Exam (elaborations) • 58 pages • 2024
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NCLE COMPREHENSIVE PRACTICE EXAM 
QUESTIONS AND ANSWERS|STUDY GUIDE| LATEST 
UPDATE 2024 SCORED A+ 
and generally corresponds to the central corneal cap 
posterior apecal radius -Answer this term is generally used in reference to spin-cast soft 
lenses. the curvature of the posterior surface of the lens changes with the refractive power. the 
radius of curvature is measured at the apex of the posterior surface. 
steeper base curve -Answeroccurs when the posterior radius of curvature is decreased...
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NCLE Practice Exam with Complete Solutions
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NCLE Practice Exam with Complete Solutions 
base curve - ️️ refers to the radius of curvature of the central posterior surface of the 
lens. It may be expressed in diopters of surface power (D) or in millimeters (mm) of 
radius or curvature. 
optical zone - ️️ the chord diameter over which the base curve extends on the 
posterior surface of the contact lens, described in millimeters 
secondary or intermediate curves - ️️ lies between the base curve and the peripheral 
curve on the po...
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NCLE basic Exam Kit with Correct Answers 2024
- Exam (elaborations) • 24 pages • 2024
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NCLE basic Exam Kit with Correct Answers 
What is the Secondary/intermediate curve? - Answer -The curve on the posterior side of the contact 
lense between the base curve and peripheral curve. Usually 0.7mm to 1.6mm flatter than the base curve 
radius. The width is affected by the OZ diameter and peripheral width. 
What is the peripheral curve? - Answer -The outermost curve on the posterior side of the contact lens. It 
clears the flatter periphery and prevents lens impingement in the limbal are...
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