NCLE Content Outline and Test Specifications

I. Ocular Anatomy, Physiology, and Pathology (10%)

Adnexa, anterior and posterior segments
Drugs and diseases/viruses affecting contact lens wear
Contact lens related conditions and pathology

II. Refractive Errors (8%)

Ametropias and optical conditions related to contact lenses
Terminology and principles of optics related to contact lenses

III. Instrumentation for Measurement and Observation (16%)

Selecting and using appropriate instruments and tests for evaluation and modification procedures
Interpreting data collected through use of instruments, tests and evaluation procedures

IV. Prefitting (14%)

Collecting and analyzing the data obtained by using instrumentation and diagnostic aids
Converting spectacle data into contact lens data including vertex compensation and spherical equivalent
Evaluating the relationship between the corneal readings and the refractive error to identify the possible need for specialty materials/designs
Selecting the optimum lens materials and designs

V. Diagnostic Fitting (18%)

Selecting initial diagnostic lens
Identifying defects of contact lens material or design
Inserting, removing, manipulating, and caring for diagnostic contact lenses
Identifying the fitting characteristics and visual performance of the contact lens and refining lens parameters to obtain an optimal fit

VI. Dispensing (10%)

Wearing schedules
Care systems
Patient handling

VII. Follow-up (19%)

Subjective findings
Objective findings
Assessment: Assessing or verifying patient's subjective responses and objective findings to determine if desired results have been attained
Plan: Establishing follow-up protocol
Identifying normal and abnormal symptoms
Maintaining patient records

VIII. Regulatory (5%)