The dermalog fingerprint scanner zf1 is an optical usb 2.0 device designed for epassports, id enrollment, and authentication.
scanning window size: 25 mm × 18 mm
optical scanning area: 24.4 mm × 16.3 mm
image resolution: 480 × 320 pixels (500 dpi)
gray levels: 8-bit (256 gray levels)
light source: infrared led
interface: usb 2.0 high-speed
power supply: usb powered (dc 4.5v – 5.5v)
dimensions: 60 mm × 83 mm × 49 mm
weight: 166 g
operating temperature: -10 °c to +55 °c [1, 2, 3]
key features
finger capture: works with wet and dry fingerprints
liveness detection: recognizes and blocks fake or spoof fingers
certifications: ce, fbi-piv, bsi-tr-03104, fcc part 15
os support: windows, linux, and android