There is a pdf file explaining the resolutions
VisionStation 1024-XL20
Projector & Lens
Projector: Epson 730c
Display Resolution: XGA (1024 x 768)
Input Resolution: VGA, SVGA, XGA, SXGA, UXGA
Brightness: 2000 ANSI Lumens
Contrast Ratio: 400:1
Vertical Frequency:50-85 Hz
Projection System: 3-panel 0.9? TFT Active Matrix LCD
Power Usage: 240W
Power: 100-240/50-60 VAC
Lamp: 150 Watt UHE / 1500 hour lifetime
Inputs: D-sub 15pin, Component, S-Video,
Composite
Lens Specification: X1.1, Straight
Projection Angle: 180°(h) x 135°(v)
Pixel Distribution: F-1 to within 0.2%. Pixel size and density are uniform
across entire screen.
Focal ratio: F/3.0
Focal Length: 6.0mm
Light Distribution: Center -to-edge intensity roll-off is <1.2:1
# of Elements: 12
Throughput: 92%
Standard Equipment
1.5m Diameter Screen Assembly, Projector & Lens Combination, Legs with casters, Power Cables,
Mouse Cable Extension. Storage Desk for Projector and User Guides, Projector Remote Control
VisionStation 1400-PRO
Projector & Lens
Projector: JVC SX21
Display Resolution: SXGA+ (1400 x 1050)
Input Resolution: VGA, SVGA, XGA, SXGA, SXGA+, UXGA
Brightness: 1500 ANSI Lumens
Contrast Ratio: 800:1
Vertical Frequency:24, 25, 30, 50-100 Hz
Projection System: 3-panel, 0.7? D-ILA
Power Usage: 340W
Power: 100-240/50-60 HZ
Lamp: 250 Watt NSH / 1000 hour lifetime
Inputs: D-sub 15pin, DVI-D, Component (BNC),
S-Video, Composite (RCA)
Lens Specification: SX3 V1.0, Folded
Projection Angle: 185°(h) x 139°(v)
Pixel Distribution: F-1 to within 0.2%. Pixel size and density are uniform
across entire screen.
Focal ratio: F/4.5
Focal Length: 5.5mm
Light Distribution: Center -to-edge intensity roll-off is <1.2:1
# of Elements: 13
Throughput: 83%
Standard Equipment
1.5m Diameter Screen Assembly, Projector & Lens Combination, Legs with casters, Power Cables,
Mouse Cable Extension. Storage Desk for Projector and User Guides, Projector Remote Control