Specification:
Easily Controllable
Type: Snell-en Compatible Charts feature 33
Charts (randomly accessible )with 5 different types (Letters, Landolt C,Literate E,Numerals Kindergarten) 60  different masks, High speed chart switching (0.3 seconds)
Remote Control: remote control system
Filter: red/green
Distance of Projector: 2.2m ~ 6.5m
Tilting Angle: 360º
Halogen Lamp: 6V 20W
Battery:1.5V
Power Source: AC88V ~ AC265V 50/60 Hz
Auto Shut off  Function: 6/12/18/24 minutes
Dimension: 210(W) × 345(D)×195(H)mm
N.W: 6.6KG    G.W:9.45KG