• Frey cp-400


CP-400 is a premium visual acuity device offering test capabilities high above standards known from use of chart projectors. The device provides many additional features like low vision AMD optotypes, video playback capability, test reporting, spatial frequency and color contrasting testing.

Frey CP200 Large number of acuity test charts

Rich set of available optotype charts

Tens of available test charts possible to display in few modes and scales allow user to select best method for patient test procedure.



Frey CP200 color vision testing

Color vision testing

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



Frey Contrast Sensitivity

Contrast sensitivity testing

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



Frey Patient EducationPatient education module

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



Frey Test ReportTest 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



Frey User Defined TestUser defined test sequences

For users willing to standardize their test procedures CP-400P 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.



Frey Automated Phoroptor CommunicationAutomated phoroptor communication

CP-400P can communicate wireless 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.



Frey Wireless Connectivity OptionWireless connectivity option

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

Technical Data

Display size 22″ diagonal
Picture to Picture change time 0.5s
Refraction distance 2.9 to 6.1m
Background luminance 200 cd/m2
Auto off function 5,10,15 min – adjustable
Number of user test programs 3 programs, 15 steps each
Power supply External
INPUT: 100 – 240 ~0.9A 50/60 Hz.
OUTPUT: 12.0V 3.0A DC
Power consumption 35W max
Dimensions 543 x 368 x 30 mm (Length/Width/Depth)
Weight 3,2 kg.
VESA mount hole pattern 200 x 100 mm

Test List

Frey Letter Charts

Letter charts

Available optotypes:
Sloan, Snellen, Cyrylic

Presentation modes:
Snellen, LogMar, Snellen modified, Snellen contrast, DIN



Frey Symbol Charts

Symbol charts

Available optotypes:
Standard, Allen, Hands, HOTV, HYVA, Symbols

Presentation modes:
Snellen, LogMar, Snellen modified, Snellen contrast


Frey Digit ChartsDigit charts

Available optotypes:
Standard, Digit type 1, Digit type 2, Digital

Presentation modes:
Snellen, LogMar, Snellen modified, Snellen contrast, DIN




CP200 - E Snellen Chart

E Snellen charts

Presentation modes:
Snellen, LogMar, Snellen modified, Snellen contrast, DIN




CP200 - C Landolt Chart

C Landolt charts

Presentation modes:
Snellen, LogMar, Snellen modified, Snellen contrast, DIN




Frey ETDRS Charts

ETDRS charts

ETDRS, revision 2000 C1
ETDRS, revision 2000 C2
ETDRS, revision 2000 C3




Frey Snellen ChartsSnellen chart






CP200 Bailey-Lovie ChartBailey-Lovie chart





Frey Osterberg chart


Osterberg chart





Frey Crowding BarsCrowding Bars






Frey White Black Test Charts

White/black test charts

Cross Grid, Cross Grid ( white ), Grid ( children )
Cross Cylinder, Cross Cylinder( White )
Astigmatism Green, Astigmatism Snellen
Fixation point


Frey Red Green Test Charts

Red/Green test charts

Schober, Schober Red- Green
Four dot
Vertical Coincidence
Horizontal Coincidence
Stereo,  Fixation Disparity


Frey Color Vision Test


Color vision tests

100 Hue
D15 saturated
D15 desaturated
Street lamp test



Frey Hearing Impaired


Hearing Impaired

Tests designed to simplify communication with Hearing Impaired patients.




Frey Other TestsOther tests

FAN and Block
Children pictures
SIRDS – Single Image Random Dot Test



Frey Chart Panel  Download