ClearChart® 4

Digital Acuity System

Purpose-built and pixel-perfect – ClearChart® Digital Acuity


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 with a 3-year warranty!


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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
• •
Color vision testing
• •
Color stereo testing    •  
Polarized stereo 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 Disparity
Vertical Disparity
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
Document13775-110-D
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ClearChart® 4 Digital Acuity System - Instructions for Use – English
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ClearChart® 4 Digital Acuity System - User's Guide - Spanish
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Cleaning & Disinfection Matrix
img1
Wireless Dongle Kit 13778 – ClearChart 4 & AcuityChek™ – User’s Guide
Title
Document
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ClearChart® 4 Digital Acuity System - Instructions for Use – English
Document13795-101-P
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ClearChart® 4 Digital Acuity System - User's Guide - Spanish
Document13795-101-SPA-B
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Cleaning & Disinfection Matrix
DocumentSB-03-2021
Download Download
Wireless Dongle Kit 13778 – ClearChart 4 & AcuityChek™ – User’s Guide
Document13778-101-C
Download Download

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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