UDR 800

(Digital Refractor)
8 inch LED Display with touch screen for convenient operation
270 degree Tilting for convenient operation and viewing to customer
Window CE Based System
Software upgrade with USB stick memory
Jog Dial for easy operation.
Sensor for detecting forehead touch
Fast and silent lens loading
New anti-biotic material
Slimmer Body Design

Outstanding Features



– 8 inch Full-colored touch LCD : High-definition clear UI and various image for each function
– Fast rebooting and silent motors and compact design
– Minimized number of buttons comparing with competitors and simple and easy operation with touch screen
– Compatibility : UDR-800 could be connected with 20 competitor’s products(ARK and Lens meter).
– Support various chart
– Tilting and reversing Display
– Convenient S/W upgrade by USB port
– Wireless system by Bluetooth : It allows perfect data transmission with URK-900F and URK-800F and ULM-800 regardless of working environment.
Spherical Lens -29.00 ~ +26.75 d (for general test)
-19.00 ~ +16.75 d (for cross cylinder and prism test)
(Step: 0.12/0.25/0.5/1/2/3 d)
Cylinder Lens 0.00 ~ 8.75 D (Step: 0.25/0.5/1/2/3 D)
Cylinder Axis 1 ~ 180° (Step: 1/5/15/30/45°)
Pupil Distance Far:48 ~ 80mm/Near:45 ~ 75mm(Step:0.5/1.0mm)
Working Distance 35 ~ 70 cm (step: 5cm)
Rotary Prism 0 ~ 20 ∆ (step: 0.1/0.2/0.5/1/2∆)
Cross Cylinder Jackson Cross Cylinder 0.25D, Jackson Cross Cylinder 0.50D, Dual Cross Cylinder
Retinoscopy Lens +1.5D, +2.0D (Test Distance 67, 50 cm)
Power Supply AC 100 ~ 240 V, 50/60 Hz, 140VA
Auxiliary Lens
Open/Close Lens  
Pin Hole Lens ø 1.0 mm
Moddox Rod Right eye (Horizontal red), Left eye (Vertical red)
Red/Green Filter Right eye (Red), Left eye (Green)
Polarized Light Filter Right eye (135, 45°), Left eye (45, 135°)
Separating Prism Right eye (6 ∆BU), Left eye(10 ∆BI added to 0~5 ∆)
PD Test Lens  
Fixed Cross Cyl. Lens Jackson Cross Cylinder 0.50D, Axis fixation 90°
Vision Degrees 32°