Patients who are aware of a decline in visual acuity of 45 years or older
Conditions
Interventions
None listed
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients who are aware of a decline in visual acuity of 45 years or older 2. Single focal soft contact lens wearer who wants multifocal soft contact lens 3. Patients with distant Orthodontic visual of 0.8 or more 4. Patients who understand the contents of the consent document and are able to consent in the document of the person 5. Patients who can come to the observation day by the instruction of the researchers
Exclusion criteria
Exclusion criteria: 1. Patients who may affect the orthodontic vision of contact lenses due to diseases such as keratoconus, ptosis and dry eye 2. Patients who have allergy and infectious ocular conditions. 3. Patients who have been deemed unfit for the incorporate of this research by research managers or researchers 4. Patients judged by research managers or researchers as inappropriate to implement this research safety
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Comparative evaluation of examination during wearing of two kinds of soft contact lenses | — |
Countries
Japan
Contacts
Ishizuchi Eye Clinic Chairman