This is a study to evaluate the clinical performance and subjective acceptance of an investigational contact lens (test), compared to a marketed lens (control) in an in-office setting.
This is a study to evaluate the clinical performance (including visual acuity, subjective assessments of visual performance, comfort ratings, vision preference and lens fit) of a comfilcon A investigational contact lens (test) compared to a control contact lens, in a non-dispensing setting. The main study hypothesis is the test contact lens will not be clinically inferior to the control lens.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
20
contact lens
contact lens
Clinical Optics Research Lab (CORL) Indiana University School of Optometry, Indiana University
Bloomington, Indiana, United States
Visual Acuity
Visual acuity is assessed for test and control lens on a logMAR chart
Time frame: up to 3 hours
Subjective Assessment of Visual Performance: Distance Day-time Navigation Tasks for Vision Quality and Clarity
Subjective assessment of visual performance for distance day-time navigation tasks for vision/clarity was assessed for test and control lens at different testing distances. Scale 0-100, 0=poor, 100=excellent.
Time frame: up to 3 hours
Subjective Assessment of Visual Performance: Intermediate / Computer Task for Vision Quality and Clarity
Subjective assessments of visual performance for intermediate / computer tasks for vision quality and clarity were assessed for test and control lens at different testing distances. Scale 0-100, 0=poor, 100=excellent.
Time frame: up to 3 hours
Subjective Assessment of Visual Performance: Near Vision for Vision Quality and Clarity
Subjective assessments of visual performance for near vision was assessed for vision quality and clarity for test and control lens at different testing distances. Scale 0-100, 0=poor, 100=excellent.
Time frame: up to 3 hours
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