Item Specifications
LCD panel Native resolution (pixels) 3840 × 2160
Effective display area (H × V)
RICOH Collaboration Board D5530/
D5530BK
1209.6 × 680.4 mm (47.6 × 26.8
inches)
RICOH Collaboration Board D6520/
D6520BK
1428.48 × 803.52 mm (56.2 × 31.6
inches)
RICOH Collaboration Board D7510/
D7510BK
1650.24 × 928.26 mm (65.0 × 36.5
inches)
Display type VA
LCD panel Brightness (cd/m
2
) (typical) 440
• Brightness changes in accordance with
the image settings. In addition, the
brightness fades as the product ages. It
does not maintain a consistent level of
brightness.
Contrast (typical)
RICOH Collaboration Board D5530/
D5530BK/D7510/D7510BK
4000:1
RICOH Collaboration Board D6520/
D6520BK
5000:1
Aspect ratio 16:9
Response time (typical) 8 (ms) (Gray to Gray)
View angles 178° in the horizontal field; 178° in the
vertical field (Contrast ratio = 10 or more)
Panel bit 10-bit
5. Product Information
42
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