THE R.A.R.D.E. PORTABLE VISIBILITY RECORDER,

Abstract

This memorandum describes portable equipment developed to record variations in visibility when conducting field trials of night vision aids. The variation in the atmospheric transmission is measured by recording the apparent brightness of an incandescent filament lamp viewed over ranges which may be varied to suit the particular trial. The equipment has been used successfully out to a maximum range of 1000 metres. (Author)

Document Details

Document Type
Technical Report
Publication Date
May 01, 1969
Accession Number
AD0691588

Entities

People

  • B. Bestley
  • E. Parry
  • G. H. Crockett

Tags

DTIC Thesaurus Topics

  • Brightness
  • Filaments
  • Night Vision
  • Night Vision Devices
  • Optical Equipment
  • Portable Equipment
  • Recording Systems
  • Visibility

Readers

  • Computer Science/Computer Engineering/Data Science/Digital Signal Processing.
  • Systems Analysis and Design
  • Vision Science/Vision Psychology/Cognitive Neuroscience.