Humphrey FDT - Frequency Doubling Technology for efficient visual field loss detection
Zeiss Visual Field Analyzer Manual
Carl Zeiss Humphrey Field Analyzer 3 (HFA3) features: Reduce patient time with a single trial lens; delivers each patient's refractive correction with Liquid Trial Lens; SmartTouch™ interface that helps to shorten patient chair time. At any stimulus point, Instantly review the patient's eye position; A Full 180° visual field testing range. Everything you need to know about your Zeiss Humphrey FDT 710 visual field screener including user manuals, service, and repair in case something goes wrong. Everything you need to know about your Zeiss Humphrey FDT 710 visual field screener including user manuals, service, and repair in case something goes wrong. (866) 560-2899.
Humphrey Visual Field Analyzer 3
Clinically validated
The Humphrey FDT® is ideal for clinics desiring to identify patients in need of ophthalmological referral. It has been clinically validated in more than 170 peer-reviewed publications.
Easy to operate and interpret
The FDT is optimized for use in both ophthalmological and non-ophthalmological settings and
may be operated by healthcare workers having little or no specialty training in ophthalmology.
- Patients may be tested using their own glasses, no requirement for trial lenses or eye patches1
- Short test: ~ 40 seconds per eye
- Simplified interpretation of results
- Large, age-related normative database
- Compact design that fits anywhere in your practice
- Easy and intuitive operation for users of any level of experience
- Dependable performance in ambient light
- Convenient low-cost, built-in printer*
Humphrey Visual Field Analyzer Manual
1Trial lenses are required beyond ± 3 diopters for the Matrix and beyond ± 7 diopters for the FDT.
*FDT does not include electronic connectivity.