Frey CP-400 Chart Panel

Frey Chart Panel suite of devices are one the world’s leading fully featured digital acuity system with >5000* devices installed worldwide. Presented in a slim line and attractive LCD panel with a proprietary built-in powerful computer, Frey Chart Panels enhances the look of any
modern clinical practice designed to perform a comprehensive suite of recognized international visual acuity tests supported by easily customized reporting tools to suit clinician or practice needs.


Frey CP-400 Chart Panel


Acuity Systems

Clinical advantages of Frey Chart Panel technology

• Fully integrated customized design dedicated for visual acuity testing designed to eliminate the risk of computer related software or hardware incompatibility.
• Extensive range of tests and functions result in precise determination of ocular diseases and common medical conditions.
• Extensive range of tests and Optotypes with upgrade capability.
• Complete range of contrast, color and stereo tests.
• Patient education tools.
• Comprehensive Optotype range including EU, UK, US and International standards.
• Precise adjustment of working distance and Optotype setting.
• Smooth and silent operation.
• Can be operated in an illuminated environment.
• Built-in proprietary computer.
• Test reporting.
• Speech and hearing impaired tests.
• Animations and videos.
• Random and User programmable sequencing.
• Mirrored setup.
• Continuous technology upgrades.
• Test Report customized Patient Education and Video Functions.
• Slim Line space saving design, easily mounted.

Rich set of available optotype charts

Multiple test charts are available including letters charts, number charts, symbol charts. CP-400 provides multiple chart display models and scales to allow user select best method for the test procedure.

Color vision testing

CP-400 has build in color vision charts allowing to verify patient color recognition abilities.

Contrast sensitivity testing

Contrast testing can be performed on CP-400 using optotypes presented at different contrast level or for more demanding customers sinusoidal bar grading test can be used.

Patient education module

Patient education module of CP-400 provides user with memory for storing educational pictures and videos which can be used for explaining eye disorders to the patient.

Test reports

With help of remote control user may record results of patient test.  At the end of test procedure report can be created and stored in device memory in .pdf format. The report can be transferred to external computer with use of USB memory stick or via WLAN connection.

User defined test sequences

For users willing to standardize their test procedures CP-400 provides programming function. Up to 3 programs can be defined by the user and then started with just one button click on the remote control.

Automated phoroptor communication

CP-400 can communicate wirelesly with many available on the market automated phoroptors. This feature allows users to extend functionality of their existing phoropter systems by functionality not available from chart projectors.

Wireless connectivity option

Wireless communication is a feature available with optional USB WiFi module. It allows to communicate with CP-400 chart panel in computer network and access test reports and educational materials stored on the device.


Display size

24″ diagonal


605 x 370 x 30 mm (L/W/H)



Power supply

External INPUT: 100 – 240 ~0.9A 50/60 Hz. OUTPUT: 12.0V 3.0A DC

Power consumption

35W max

Picture to Picture change time


Refraction distance

2 to 7m

Background luminance

200 cd/m2

Auto off function

5, 10, 15 min – adjustable

Number of user test programs

3 programs, 15 steps each

VESA mount hole pattern

200 x 100mm