NIDEK

ARK-500A Operators Manual Aug 2008

Operators Manual

128 Pages

Table of Contents 1. BEFORE USE... 1 1.1 Outline of the Device...1 1.2 Indications for Use...1 1.3 Principles...2 1.4 Configuration...3 1.5 Measurement Screen Layout...7 1.6 Labels...13 1.7 Checking Contents...14 1.8 Before First Use...15  2. OPERATING PROCEDURES... 19 2.1 Operation Flow...19 2.2 Preparation for Measurement...20 2.2.1 2.2.2 2.2.3 2.2.4  Checking the measuring window cleanliness at device start-up...26 Switching to manual mode...27 Sleep mode...28 Finishing the measurement...28  2.3 AR (refractive error) and KM (corneal curvature radius) Measurements: AR/KM Measurement Mode...29 2.3.1 2.3.2  Cataract measurement mode...37 Measurement ring image display...38  2.4 AR (refractive error) Measurement: AR Measurement Mode...39 2.5 KM (corneal curvature radius) Measurement: KM Measurement Mode...41 2.6 View Comparison Function...43 2.7 CS (Corneal Size) Measurement...47 2.8 PS (Pupil Size) Measurement...49 2.9 PD (Pupillary Distance) Measurement...51 2.9.1 2.9.2  Auto-PD measurement...51 Manual PD Measurement...51  2.10 Measuring Hard Contact Lenses...53 2.11 Printing...55 2.11.1 Printing measured data...55 2.11.2 Eyeprint...58 2.11.3 Printing parameter settings...59  2.12 Parameter Settings...60 2.12.1 Parameter tables...63 2.12.2 Setting the time and date...73  X
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File Name: NIDEK - ARK-500A Operators Manual Aug 2008 - 2008-08.pdf

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