Central Electronics Limited

A Govt. of India Enterprise Under DSIR, Ministry of Science & Technology.



Salient Features

              Ø  First of its kind, made in India product.

Ø   Mandatory equipment required for safe landing and take-off operations at the airport.

Ø  Meets standards of International Civil Aviation Organisation (ICAO) and World Meteorological Organisation (WMO).

Ø  Suitable for all categories of airports.

Ø  Measures visibility as low as 4m and as high as 10km

Ø  104 systems have already been installed at different airports in India.

Ø  Drishti is suitable for all categories of airports viz. CAT I, CAT II, CAT III A&B and measures visibility down to 4 meters.




30 meters between Tx and Rx

 Measurement Range

 10-10000 m (MOR) Reporting value : 3000m

 50-2000 m (RVR)


Meets ICAO & WMO requirements as detailed in ICAO document 9328

Light Source

LED with spectral characteristics similar to runway lights

Spectral  response

Visible Range

Data acquisition system

Embedded FPGA system A/D converter

Radio communication

High gain Wi-Fi system operating on 2.4 GHz free band

Background Luminance Sensor

2 - 4000 cd/m2 covering the range of night, twilight, normal day & bright day


Temperature range -40 to +60 degree Celsius

Humidity                  0 to 100% RH

Wind                       60 m/s

Power Input

230V AC, 50Hz (range 180 - 240V)