Canon CR-2 Alignment

4 Basic Operations

Alignment

1Align the retinal camera with the eye to be photographed.

CAUTION	When adjusting the position of the retinal camera in the front-back direction, slowly bring the main
	unit closer to the patient while looking at the patient’s eye from the side. The patient’s eye may be
	injured if the objective lens makes contact with it.

1.Move the stage until the eye to be photographed appears in the observation monitor.

2.Adjust the center of the patient's pupil and the pupil alignment circles.

3.Have the patient stare at the green blinking internal eye fixation lamp.

Pupil alignment circles

During examination of the anterior segment of a patient who is extremely near- or far-sighted, the patient may not be able to see the internal eye fixation lamp.

• To move the main unit slightly to the left or right, tilt the operation lever to the left or right.

• To move the main unit slightly to the front or back, tilt the operation lever to the front or back.

• To move the main unit up or down, turn the main unit vertical movement ring.

When the vertical position cannot be fully adjusted by using the operation lever

Adjust the height of the chin rest with the CHIN REST button to raise or lower the patient's face.

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Contents

Digital Retinal Camera Operation Manual Important Disclaimers Installation Trademarks Copyright Contents 1Introduction Features Indications for Use Checking Included Items Conventions Used in This Manual 2Safety Regulatory Information European Union Deutschland Safety Precautions Do not use a power supply voltage other than that specified on the rating label Do not use any power cord other than the one supplied Do not plug or unplug the power plug with wet hands Unplug the plug periodically and remove any dust or dirt Do not install in locations exposed to water, steam, moisture or dust Do not install in locations exposed to salt, sulfur or corrosive gas Do not install in locations that are unstable or exposed to Keep the forehead rest and chin rest clean Slowly move the main unit towards the patient’s eye when taking an image Check the image before using the CR-2 Be sure to turn off the power when not in use Do not touch the main unit or the chin rest while they are moving Notes on Using CR-2 Environment of use Transportation Disposal European Union (and EEA*) only Rating Label Display 3Names of Parts Retinal Camera Page Operation Panel Observation Monitor 4Basic Operations Flow of Operation Connecting Cables Preparing for an Examination Page Patient Setup Alignment Page Page Photography Finishing an Examination 5Photography Auxiliary Functions x2 Photography Small Pupil Photography Function Diopter Compensation Anterior Segment Photography External Monitor Page 6Maintenance Daily Inspections Cleaning the Objective Lens Cleaning the Image Sensor Cleaning the Outside of the CR-2 Disinfecting the Forehead Rest Refilling Chin Rest Paper Attaching and Removing the Digital Camera Removing the digital camera Installing the digital camera 7Troubleshooting Page Appendix Specifications EMC (Electromagnetic Compatibility) Guidance and Manufacturer’s Declaration for Electromagnetic Emission Guidance and Manufacturer’s Declaration for Electromagnetic Immunity Page Recommended Separation Distances between Portable and Mobile RF Communications Equipment and Devices or the CR-2 Warranty and Repair Service