Livrable

CHAMP VISUEL LD-820A

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Optical instrument top quality visual field perimeter LD-820A

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Description

1. Stimulus Light Source:

2. Type:Hemispherical Bowl Type (Radius 600mm)

Type
Hemispherical Bowl Type (Radius 600mm)
Stimulus Size
Φ2mm
Stimulus Light Source
LED
Stimulus Indicator
256 indicators distributed on screen
Including 62 red indicators (10° Central Area);
Stimulus Intensitiy
0.5 ~ 318 nit (1.6-1,000ASB)
Stimulus Liht Brihtness Level
15 levels each level with 2dB;
Brightness Level of each indicator
Within ±20%
Background Light Luminance
0.02cd/m2, white light (Spectrum range: 400-750nm, peak at 470nm)
Fixation Mark
Green, located at the center of the screen;
Stimulus Duration
0.1sec, 0.2sec, 0.5sec
Stimulus Interval
0.5sec, 1.0sec, 2.0sec+
Fixtin Mnitrin
Camera Monitoring & Blind Spot Monitoring
Distance between Chinrest Center and Screen Center
330±16mm
Moving Range of Chinrest
Vertically: ≥35mm; Horizontally: ≥15mm
Weight
26kg (Main Unit)
Dimensions
770mm*530mm*730mm
Test Report
Graphics, 2D Graph, Symbol Graph, Quantitive Test Report,
MS, MD, Total Loss, Average Loss, Blind Spot Detection,
Statistics Analysis, etc.