ClearChart® 4P

Polarized 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 ClearChart 4P Polarized Digital Acuity System features a new polarized 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.

The ClearChart 4P has additional features such as stereo testing, color vision testing, ETDRS testing, patient education images, and ability to import images and video.

New! ClearChart 4X and ClearChart 4P now have LEA SYMBOLS® and LEA NUMBERS®!

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

Standard:
17 Letter Set
8 Letter Set
Sloan
Tumbling E
Landolt C
O Landolt C
HOTV
Cyrillic
LEA NUMBERS

Childrens:
Allen
Pigassou (Hearing Impaired Chart)
Osterberg
Sheridan-Gardiner
Lower Case
LEA SYMBOLS

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
EDTRS
Contrast Sensitivity 
Patient Education Slides
License Plate
Color Vision testing (Color Blindness)
Schober (color balance)
Grid
Maddox LED Light
Inverse Black & White

Polarized Charts:
MKH
Phoria
Cyclophoria Test
Vertical Coincidence Test
Stereo Tests
Stereo Balance Tests
Polarized Muscle Tests
Polarized Binocular Balance Tests
Mallet Test
Horizontal and Vertical Coincidence Test

LEA SYMBOLS and LEA NUMBERS are registered trademarks of LEA Test, Intl, LLC.
Catalog Number: 13785AG, 13785SE, 13785DL

Display: 24 in. (60 cm) LED backlit LCD (1920x1080 Pixels), with passive 3D capability

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, programmed for LogMAR, Standard, or Linear Decimal chart progressions.

Electrical: 
Voltage:
100 - 240 volts AC 50/60 Hz
Input Power: 50-75 VA
Fuses: Time-Lag (2.5A, 250V), 5 x 20mm, RoHS
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 4P (13785) 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) Pair polarized glasses
(1) Key card for Pigassou Optotypes
(1) Key card for Sheridan Gardiner Optotypes
(1) User’s Guide

Optional accessories:
(1) Wall mount bracket adaptor
(1) USB Bluetooth adapter
(1) Wireless dongle kit
(1) Pair red/green glasses
img1
TitleClearChart® 4 Digital Acuity System Family Brochure
Title
Document
Download Link
ClearChart® 4 Digital Acuity System Family Brochure
Document13775-110-C
Download Link Download
img1
TitleWireless Dongle Kit 13778 – ClearChart 4 & AcuityChek™ – User’s Guide
img1
TitleClearChart® 4P Polarized - User's Guide
img1
TitleCleaning & Disinfection Matrix
img1
TitleClearChart® 4P Polarized - User's Guide - French
img1
TitleClearChart® 4P Polarized - User's Guide - German
img1
TitleClearChart® 4P Polarized - User's Guide - Spanish
Title
Document
Download Link
Wireless Dongle Kit 13778 – ClearChart 4 & AcuityChek™ – User’s Guide
Document13778-101-C
Download Link Download
ClearChart® 4P Polarized - User's Guide
Document13785-101-K
Download Link Download
Cleaning & Disinfection Matrix
DocumentSB-03-2021
Download Link Download
ClearChart® 4P Polarized - User's Guide - French
Document13785-101-FRA-A
Download Link Download
ClearChart® 4P Polarized - User's Guide - German
Document13785-101-GER-C
Download Link Download
ClearChart® 4P Polarized - User's Guide - Spanish
Document13785-101-SPA-B
Download Link Download

ClearChart® 4

Digital Acuity System

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

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.

Phoroptor® VRx

Digital Refraction System

Refract safely from across the room or across the internet. Exceed your patients' expectations with a premium refraction experience. Thinnest & most compact design. Incredibly fast lenses. Ultra-quiet operation. Effortless integration. The most advanced Phoroptor® ever. Designed and assembled in the USA.

Ultramatic RX Master™ Illuminated Phoroptor®

Refracting Instrument

The standard in refraction, now with LED illuminated dials. Designed and assembled in USA. 

Ultramatic RX Master™ Phoroptor®

Refracting Instrument

The standard in refraction. Trusted for over 90 years with its limited lifetime warranty. Designed and assembled in USA.

LensChek® Plus

Digital Lensometer®

The LensChek® Plus - Digital Lensometer®, part of the VisionChek™ Digital Exam Suite, combines technology and simplicity of lens measurement, at the core of your exam.

LensChek® Pro

Digital Lensometer® with PD + UV

The all-new LensChek Pro Digital Lensometer with PD + UV, part of the VisionChek Digital Exam Suite, combines technology and simplicity of lens measurement, at the core of your exam.

OptoChek® Plus

Auto Refractor + Keratometer

OptoChek Plus Auto Refractor + Keratometer, part of the VisionChek Digital Exam Suite, combines technology and simplicity, at the core of your exam.

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