Serial Code: 123456

The MLT-HDD-55L is a 5"x5" inch, high resolution, Active Matrix Liquid Crystal Display (AMLCD) that was designed as a form-fit functional replacement for the 5-inch CRT Head Down Display of the Dassault Mirage 2000 EG/BG.

The HDD-55L Unit provides high resolution displays of imagery generated by the aircraft, including stroke symbology, monochrome and color video as well as video with stroke symbology, monochrome and color video as well as video with stroke symbology overlaid. Enhancements include black border of stroke overlay, high brightness and excellent viewability during high ambient daytime lighting conditions.

The HDD-55L is designed and qualified to operate in harsh military environments and proven through its extensive use on the Mirage 2000 Aircraft.


HDD-55L Advanced AMLCD Head Down Display


Active Display Area

5″ x 5″

General Description

Displays Video, Stroke Graphics and Graphics Over Video

High Resolution, Sunlight readable Display

RGB Stripe, 199.2 p/inch

Screen Resolution: 600 x 600 Pixels

White Luminance Range (Day Mode): 1 to 350 fL

White Luminance Range (Night Mode): 0.025 to 10 fL

Ambient Contrast Ratio (Day): >8:1 (10.000 fc diffuse illuminance and 2.000 fL specular reflectance Ambient)

Ambient Contrast Ratio (Night): >120:1 (less than 0.01 fc diffuse illuminance Ambient)

Viewing Angle: ±30° Horizontal, 0° to +30° Vertical

NVIS Compatibility: AMLCD complies with MIL-L-85762A, Type II, Class B

Operating Power: 115VAC, 3-Phase, 400Hz, < 170 W (with fan operation)

Cooling: On-board Fan, Conduction cooled electronics

Warm-up Time: 2-5 min (full operation)

Operator Controls: 16 Switches for Display & Mode control

Operating Temperature Range: -40°C to +55°C

Environmental Qualifications: MIL-STD-810C, GAM-EG 13B AIR 7306


Equipment Qualification: Qualified under the Hellenic Air Force Mirage 2000EG/BG Display Upgrade program

Dimensions: Length: 537,4mm, Width: 157,2mm, Height: 191,2mm

Weight: 11.9 Kg



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