Optometry Technology Group, Ltd.
London, SW1E 6AU, United Kingdom
NCT Number: NCT02679976
This is a single-visit prospective study to establish a real world Marketed Contact Lens 'Through Focus Curve' (TFC) measurement by comparing the consistency of vision between myopes and hyperopes. 33 subjects will be enrolled (at least 15 myopes and 15 hyperopes), who are 40 years of age or older, for a 1-visit, 4-hour study for measurements to be taken.
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Notify Me40 year and older
All sexes
Interventional
Not applicable
London, SW1E 6AU, United Kingdom
Healthy volunteers accepted: Yes
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
Marketed Multifocal Contact Lens
Time frame: 4 Hr. Post Fitting
Distance Binocular LogMAR Visual Acuity was measured at 4m for Low luminance ( 2.5 CD/M^2 ), Medium luminance ( 50 CD/M^2 ) and High luminance ( 250 CD/M^2 )
Time frame: 4 Hr. Post Fitting
Near Binocular LogMAR Visual Acuity was measured at 40cm for Low luminance ( 2.5 CD/M^2 ), Medium luminance ( 50 CD/M^2 ) and High luminance ( 250 CD/M^2 )
Time frame: 4 Hr. Post Fitting
intermediate Binocular LogMAR Visual Acuity was measured at 67cm for Low luminance ( 2.5 CD/M^2 ), Medium luminance ( 50 CD/M^2 ) and High luminance ( 250 CD/M^2 )
Johnson & Johnson Vision Care, Inc.
Industry
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