Skip to content

NIDEK Ophthalmic Ultrasound System

B-scan | Biometry | Pachymetry

Echoscan US-4000/500

Technical Specifications

Nidek Ophthalmic Ultrasound System Echoscan

Specifications

Device
Echoscan Ultrasound
(B-Scan, Biometry, and Pachymetry)

Model
US-4000

Type
Diagnostic

Specialty
Cataract

Device
Echoscan Ultrasound
(Biometry and Pachymetry)

Model
US-500

Type
Diagnostic

Specialty
Cataract

B-Scan (US-4000 Exclusive)

Probe
10 MHz transducer, 10 frames / second

Scan Angle
60º

Scan Depth
Normal (35 mm / 1550 m/s), Long (50 mm / 1550 m/s)

Sector Line Density
400 Lines

Zoom
x2.5, x5.0

Moving Image Record
Approx. 20 seconds

Scale
Color, Gray Scale 256 Levels

Gain / TGC
0 to 90 dB Variable / 0 to -20 dB Variable

Gain Curves
Log, Liner, S-curves

Pachymetry*

Probe
10 MHz solid Probe

Accuracy
5 μm

Range
200 to 1300 μm

Minimum Indicated Unit
1 μm

Measured Part
Corneal Thickness Memorized up to 25 points

IOP Correction Available

Biometry

Probe
10 MHz Solid Probe

Internal Fixation
LED (Red)

Measurement Value
Axial Length
Anterior Chamber Depth
Lens Thickness
Vitreous Body Length

Accuracy
0.1 mm

Range
12 to 40 mm

Minimum Calculation Step
0.01 D

Built-In IOL Formula
BINKHORST
HOLLADAY
Regression
Regression II
Formula/T
HOFER Q

Display
8.4-inch TFT Color LCD (XGA: 1024 x 768)

Ports (US-4000)
USB memory (1.1), LAN, RS-232C for KM communication, Video out (NTSC)

Ports (US-500)
USB memory (1.1), LAN, RS-232C for KM communication

Power
Supply: AC 100 to 120 V 10%, 230 V 10%, 50 / 60 Hz
Consumption: 70 VA

Dimensions
Width: 11.2 in (285mm)
Depth: 20.7 in (526mm)
Height: 21.0 in (533mm)

Weight
18.7 lbs. (8.5kg)

US-4000

Standard Accessories
Thermal Type Line Printer
Stylus
B-scan Probe
A-scan Probe (14610-e310)
Foot Switch
Test Piece for Biometry Measurement
Printer Paper
Power Cord
Ultrasonic Gel
Dust Cover
Spare Fuse
Probe Rest

Optional Add-ons
Video Printer
Video Printer Paper
Pachymetry Probe (45º Fixed Type)*
Pachymetry Probe (Straight Type)
45º Pachymetry Probes Test Piece*
Straight Pachymetry Probe Test Piece
Barcode Reader
Magnetic Card Reader
IOL Calculation Formula (Hagis)
RS-232C Cable

US-500

Standard Accessories
Thermal Type Line Printer
Stylus
A-scan Probe (14610-E310)
Foot Switch
Test Piece for Biometry Measurement
Printer Paper
Power Cord
Dust Cover
Spare Fuse
Probe Rest

Optional Add-Ons
Pachymetry Probe (45º Fixed Type)*
Pachymetry Probe (Straight Type)
45º Pachymetry Probes Test Piece*
Straight Pachymetry Probe Test Piece
Probe Stand
Barcode Reader
Magnetic Card Reader
IOL Calculation Formula (Hagis)
RS-232C Cable

What’s Included

Limited Service Warranty

Complimentary Support

On-Site & Remote Assistance

Access to Learning Resources

Start here

Support and Services from World-Class Experts

Learn how you can prolong the lifetime of your investments while saving money and reducing costs.

Get Started

* Caution: U.S. Federal Law restricts this device to sale, distribution, and use by or on the order of a physician or other licensed eye care practitioner.
* Provided as standard accessories depending on the configuration.