Zeiss Hfa I Series Visual Field Perimeter | Enhanced Medical Services

Zeiss HFA 740i Visual Field Perimeter (Pre-Owned)

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With over 60,000 units installed worldwide, the Zeiss Humphrey Field Analyzer is the premier automated visual field perimeter in the industry. The HFA series is supported by more than 25 years of research, design, and practical experience. The Humphrey 740i visual field analyzer is Zeiss’s basic model of automated visual field perimeter and provides comprehensive care for glaucoma diagnosis and management.

Zeiss Partnership
EMS is the official distributor of refurbished Zeiss diagnostic equipment. This exclusive partnership allows us to offer the largest inventory of pre-owned Zeiss equipment, all obtained directly from the manufacturer. Used Zeiss diagnostic equipment is refurbished and recalibrated by certified, trained technicians, with Zeiss factory replacement parts and officially licensed software. Units include a 1-year warranty, lifetime phone support, and are fully registered with Zeiss.

Not sure which model perimeter will fit your needs? View our Zeiss visual field comparison sheet.


  • Pre-Owned
Features Specifications Financing
  • Enahnced Guided Progression Analysis (GPA) software - identifies statistically significant progression automatically
  • Visual Field Index (VFI) - intuitive new global index to determine percentage of field loss
  • Pattern Deviation Plots - identifies local field loss, minimizing ocular media effects such as cataracts
  • STATPAC - compares results to proprietary age-normative and glaucoma databases
  • Kinetic, Custom, and Social Security Disability testing provides a wide range of special purpose testing protocols
  • HFA-NET Pro with EasyConnect RCT - provides plug-n-play connectivity solutions to improve practice efficiency
  • DICOM Gateway option supports connectivity
  • Touch-screen and menu-driven interface for simple operation
  • Ergonomic design for maximum comfort and versatility
  • 40 GB Hard Disk Storage
  • Networking Capabilities
  • Customizable Printouts

Test specifications
Maximum temporal range (degrees): 89
Stimulus duration: 200 ms
Visual field testing distance: 30 cm
Background illumination: 31.5 ASB
Threshold test library
24-2, 30-2, 10-2, Macula
60-4, Nasal step
Threshold test strategies
SITA Standard, SITA Fast, Full Threshold, FastPac
Screening test library
C40, C64, C76, C80, C-Armaly
Peripheral test patterns
Screening test modes
Age corrected
Threshold related, Single intensity
Specialty test library
Social Security Disability, monocular, binocular
Superior 36, 64
Kinetic testing option
Custom testing
Fixation control
Heijl/Krakau blind spot monitor
Video eye monitor
Gaze tracking
Remote video eye monitor capability
Operator interface
Touch-screen CRT with keyboard
Frequency doubling
Red- or blue-on-white
General testing features
Stimulus sizes (Goldman I-V)
Foveal threshold testing
User-defined test storage
Software features
Visual Field Index (VFI)
EasyConnect RCT
Glaucoma Hemifield Test (GHT)
DICOM Gateway Option
Guided Progression Analysis (GPA)
STATPAC 2–single field analysis
Serial field overview
Printex thermal printer, table mounted or external B/W laser printer
Data storage, retrieval and analysis
Hard drive: 40 GB
3.5" floppy drive
Magneto-optical disk drive option
Height: 24” (60 cm)
Width: 23” (58 cm)
Depth: 20” (51 cm)
Weight: 88 lbs. (40 kg)
Electrical requirements
100-120V, 50/60 Hz
Meets UL, CSA, CE standards

EMS has partnered with GreatAmerica Financial Services to provide financing to our customers. Headquartered in Cedar Rapids, IA since 1992,
GreatAmerica Financial Services is the largest private independent small ticket equipment finance company in the US. GreatAmerica works with our customers to make purchases as easy as possible with an industry leading customer service experience.

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