Zeiss Humphrey 710 FDT With Laptop Computer FDT vVew Finder Software and Printer And 30 Day Warranty Humphrey FDT The Humphrey® FDT Visual Field Instrument with patented Welch Allyn frequency doubling technology provides the eyecare professional with a rapid, clinically verified and affordable method for the detection of visual field loss. With minimal set-up time and test times as low as 45 seconds, the Humphrey FDT is fast enough to screen all of your patients. For positive screening results, threshold tests provide additional diagnostic information. The 19-pound tabletop Humphrey FDT is portable, easy to operate, and can be used in normal lighting conditions and without trial lens correction. The Humphrey FDT is an excellent choice for building your practice. The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If so, do not bid on this item unless you are an authorized purchaser. If the item is subject to FDA regulation, I will verify your status as an authorized purchaser of this item before shipping of the item.” Thank you for looking at our items. You are always welcome to come by and inspect the item(s) before you bid. If you are local, we would always prefer you to come and pick up your won items. We are located at CAL-L ENTERPRISES 9751 Independence Ave, Chatsworth, CA 91311 TEL: 323-394-7124 FAX: 818-668-5064 EMAIL: cal-l at att dot net WEBSITE: cal-l dot net HOURS: Monday – Friday 9:00am – 5:00pm We are more than happy to meet with you, just give us a call to set up a time. Shipping costs ARE AN ESTIMATE ONLY!!