Leica AP250 User Manual

AP250

Automated

Projector

Users Guide

13800-101-Rev. A 13

Contents

Introduction The AP250 is used for measuring visual acuity. 2

Package Contents Your new Leica AP250 and accessories 2

Safety Precautions Safety Precautions 2

Instrument Components Instrument Components 3

Installing the AP250 Installation Procedures 4

Alignment Optimally Focusing the AP250 5

Instructions for Use - Remote Control Changing the Emission Code 6

Programming 7

Masking Options 7

Care and Maintenance Changing the Halogen Bulb 8

Changing the Remote Control Batteries 8

Changing Fuses 8

Changing the Voltage 8

Routine Care 8

Screen Cleaning 8

AP250 Slide Library Slide Library 9

Technical Specifications Technical Specifications 9

Letter Sizing Charts Letter Sizing Charts in Feet and Meters 10

Warranty Warranty 12

© Reichert Ophthalmic Instruments, A Division of Leica Microsystems, Inc. All rights reserved.

No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical,

recording, or otherwise, without the prior written permission from Reichert Ophthalmic Instruments.

13800-101-Rev. A 1

Introduction

Safety Precautions

Congratulations on your purchase of the AP250 Automated

Projector.

In the field of subjective refraction, the AP250 is used for

measuring visual acuity.

This Users Guide is designed as a training and reference

manual. We recommend you carefully read and follow the

steps in this guide to ensure optimum performance from your

new instrument.

Please retain this guide for future reference and to share with

other users.

For additional copies or assistance with this product, contact:

 An authorized Reichert Ophthalmic Instruments dealer,

or our

 Customer Service Department by telephone at

[phone], by fax at [phone], or by e-mail

at [e-mail].

Package Contents

Your new AP250 Automated Projector and accessories were

carefully packed and checked prior to shipment; however,

please check condition and contents upon delivery. In addition

to your AP250, this shipment should include:

1 Projection Screen

1 Spare Halogen Bulb

1 Power Cord

1 Dust Cover

1 Remote Control

2 Hexagon Keys (3mm and 5mm)

2 Fuses 250ma (230V)

2 Fuses 500ma (110V)

1 Table Base

1 Pair of red/green polarizing spectacles

4 AAA-sized batteries

 Except for changing the Halogen bulb and replacing the

fuses, any repair or service on the AP250 must be per-

formed only by authorized Reichert Ophthalmic Instru-

ments personnel.

 Only qualified and trained personnel should operate the

AP250.

 Training for operating personnel is the sole responsibility of

the owner.

 Plug the AP250 only into a grounded electrical receptacle.

Do not remove or obstruct the grounded electrical connec-

tion or damage to the instrument or injury to the operator

may occur.

 The line voltage setting on the instrument should agree

with the local line voltage. Otherwise, damage to the

instrument or injury to the operator may occur.

 Always use the power switch when turning the unit off.

Turn the instrument off when not in use.

 Do not cover any ventilation slots.

 Do not use the AP250 in the presence of flammable

anesthetics and volatile solvents such as alcohol, benzine

or similar agents.

 Do not set up the instrument in humid conditions. Avoid

dripping or splashing water near the instrument.

 Use only accessories specified in this manual. If you intend

to use other accessories, consult an authorized Reichert

Ophthalmic Instruments dealer or our Customer Service

Department.

 Never look into the AP250's light source.

 Disconnect the power cable prior to replacing the AP250's

Halogen bulb. Allow the lamp to cool down a sufficient

amount of time or injury (burning) may occur.

Symbol Information

The following symbols appear on the instrument:

2 13800-101-Rev. A

CAUTION - Indicates that important operating

and maintenance instructions are included

in this Users Guide.

Type B Product Classification

Class 1 Equipment, Continuous Operation

Protective Earth

Dangerous Voltage

Instrument Components

1. Projector Head

2. Projection Lens

3. Window for Remote Detection

4. Base

5. Remote Control Unit

6. Hexagon Screw

7. Hinge for Tilting Projector

8. Mounting Screw

9. Power Switch

10. Fuse Compartment with Voltage Indicator

11. Power Connector

12. Halogen Bulb Assembly

13. Chart Focusing Control

14. Distance Focusing Control

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13800-101-Rev. A 3