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Plus or minus cylinder convention, Diopter power resolution – Welch Allyn SureSight Autorefractor - User Manual User Manual

Page 18

Plus or minus cylinder convention, Diopter power resolution | Welch Allyn SureSight Autorefractor - User Manual User Manual | Page 18 / 36 Plus or minus cylinder convention, Diopter power resolution | Welch Allyn SureSight Autorefractor - User Manual User Manual | Page 18 / 36