ClearChart® 4

Digital Acuity System

Purpose-built and pixel-perfect – ClearChart®.


The all-new family of ClearChart® Digital Acuity Systems from Reichert® are all-in-one, elegant, simple to use, and uniquely designed to meet all of your acuity testing needs with a wide selection of optotypes and other special test charts. The standard ClearChart 4 Digital Acuity System features a new 24 inch, high resolution, LED backlit display, is lightweight, cool running, and long-lasting. The intuitive user interface, whether controlled from the easy-to-use infrared remote or via the Phoroptor® VRx Digital Refraction System, provides the best user experience of any digital acuity chart.

Also available: ClearChart® 4X Enhanced Digital Acuity System and ClearChart® 4P Polarized Digital Acuity System.

All ClearCharts are designed and assembled in the USA.
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  ClearChart 4 ClearChart 4X ClearChart 4P
Purpose built for acuity testing   •
Wide range of optotypes and tests
 
24 inch high resolution LED backlit display
Cool running, free of moving fans or hard drives
Pediatric fixation cartoon video
 
Connects to Reichert digital Phoroptors
 
Astigmatic testing
 
LEA SYMBOLS®
   
LEA NUMBERS®
   
ETDRS    
Patient education images
   
Contrast sensitivity testing
   
Import your own videos and images
   
Stereo testing
   
Color vision testing      


ClearChart 4 Optotypes:

Standard:
17 Letter Set
8 Letter Set
Sloan
Tumbling E
Landolt C
O Landolt C
HOTV
Numbers

Childrens:
Kolt
Children's Shapes
Allen

Presentation:
Single Line
Double/ Same
Double/ Decreasing
Triple Same
Triple Decreasing
Quadruple Same
Quadruple Decreasing
Single Letter
Column
Column Uneven

Other:
Xcyl Crowding Dots
Astigmatic "Wheel"
T
Fixation Dot
Horizontal Disperity
Vertical Disperity
Worth 4 Dot
Crowding Bar
Suppression
Red Green Filter

LEA SYMBOLS and LEA NUMBERS are registered trademarks of LEA Test, Intl, LLC.

Catalog Number: 13795

Display: 24 in. (60 cm) LED backlit LCD (1920x1080 Pixels)

Max Illumination: 220 cd/m2

Photopic Illumination:
85 cd/m2

Mesopic Illumination: 3 cd/m2

Refraction Range: 1.83 m (6 ft) - 7.5 m (24.6 ft)

Dimensions:
Height: 39.62 cm (15.60 in)
Width: 58.92 cm (23.20 in.)
Depth: 7.62 cm (3.00 in.)

Weight: (unpacked) 5.9 kg (13.1 lbs.)

Communication:
- RS232 Serial Port
- 2 USB Ports
- Can be linked by wired or wireless connection to a Reichert® digital Phoroptor®

Remote Control: Infrared 

Electrical: 
Voltage: 100 - 240 volts AC 50/60 Hz
Input Power: 50-75 VA
Fuses: Time-Lag (2.5A, 250V), 5 x 20mm
Remote Control: 2 AAA (LR03) batteries

Operational Environment: 
Temperature: 10° C (50° F) to 35° C (95° F)
Relative Humidity: 30% to 75%
Atmospheric Pressure: 80 (23.6 in. Hg) to 106 kPa (31.3 in. Hg)



ClearChart 4 (13795) comes with:

(1) Remote control
(2) AAA (LR03) batteries
(2) Power cords 
[0.6 m (3 ft.) length and 3 m (10 ft. length]
(1) Wall mount bracket with screws
(1) Wall mount adaptor
(1) User’s Guide

Optional accessories:
(1) Wall mount bracket adaptor
(1) USB Bluetooth adapter
(1) Wireless dongle kit
(1) Pair red/green glasses
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ClearChart® 4 Digital Acuity System Family Brochure
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ClearChart® 4 Digital Acuity System Family Brochure
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ClearChart® 4 Digital Acuity System - User's Guide
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Cleaning & Disinfection Matrix
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Wireless Dongle Kit 13778 – ClearChart 4 & AcuityChek™ – User’s Guide
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ClearChart® 4 Digital Acuity System - User's Guide - Spanish
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ClearChart® 4 Digital Acuity System - User's Guide
Document13795-101-J
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Cleaning & Disinfection Matrix
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Wireless Dongle Kit 13778 – ClearChart 4 & AcuityChek™ – User’s Guide
Document13778-101-C
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ClearChart® 4 Digital Acuity System - User's Guide - Spanish
Document13795-101-B
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ClearChart® 4X

Enhanced Digital Acuity System

Purpose-built and pixel-perfect, ClearChart® family of digital acuity systems. ClearChart 4X meets your acuity testing needs with a wide selection of optotypes, special test charts, plus enhanced features.

ClearChart® 4P

Polarized Digital Acuity System

Purpose-built and pixel-perfect, ClearChart® family of digital acuity systems. ClearChart® 4P meets your polarized acuity testing needs with a wide selection of optotypes, special test charts, and enhanced features.

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