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Refraction/Acuity

 
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ClearChart® 4X Enhanced Digital Acuity System (front)
ClearChart® 4X Enhanced Digital Acuity System (front) ClearChart® 4X Enhanced Digital Acuity System (patient education) ClearChart® 4X Enhanced Digital Acuity System (pediatric) ClearChart® 4X Enhanced Digital Acuity System (contrast) ClearChart® 4X Enhanced Digital Acuity System (tumb E) ClearChart® 4X Enhanced Digital Acuity System (front - up)

ClearChart® 4X Enhanced 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 4X Enhanced 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.

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

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

All ClearCharts are made 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

ETDRS

 

Patient education images

 

Contrast sensitivity testing

 

Import your own videos and images

 

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Stereo testing

 

 

Color vision testing

 

 




ClearChart 4X 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
  • EDTRS
  • Contrast Sensitivity 
  • Patient Education Slides

ClearChart® 4X Enhanced Digital Acuity System Specifications:

Catalog Number: 13775

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 4X (13775) 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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