Within the last year
Within the past 3 years
1 - 5 of 5 articles
A number of devices are available which can be incorporated at the electrical distribution board in a building to reduce the voltage and hence the power consumed by an existing fluorescent lighting installation. Certain of these are generally known as 'energy limiters'. Voltage reductions not...
A carefully controlled field study has shown that reminder stickers attached to light switch plates reduce lighting energy consumption in private offices. The magnitude of the energy savings is large enough for the switch stickers to be cost effective in 10 weeks or less. A questionnaire...
This work studies the inter-relation between the legibility of texts, adaptation luminance and the efficiency of observers in performing a reading task. The work also includes subjective evaluations by the observers about the degrees of facility, fatigue and legibility of the task. The visual...
The state of adaptation of the observer's eyes determines the required luminance in the entrance zone of a tunnel for safe entry. Based on the physiology of the visual system, it can be shown that the essential foveal adaptation is composed of the luminance in a 2° field of fixation and the...
Read and print from thousands of top scholarly journals.
Sign up with Facebook
Sign up with Google
Already have an account? Log in
Save this article to read later. You can see your Read Later on your DeepDyve homepage.
To save an article, log in first, or sign up for a DeepDyve account if you don’t already have one.
Sign Up Log In
To subscribe to email alerts, please log in first, or sign up for a DeepDyve account if you don’t already have one.
To get new article updates from a journal on your personalized homepage, please log in first, or sign up for a DeepDyve account if you don’t already have one.