Target Images/Slides

Target Images & Slides

International Dark-Sky Association images on this Web site may only
be used for noncommercial, educational purposes and must compliment
IDA's mission to preserve and protect our night skies through quality
outdoor lighting

Images attributed to IDA must be credited as such.

Images credited to anyone other than IDA may not be used without the
consent of the photographer.

Prohibited Uses:

Images from this Web site may not be used in any unflattering or
derogatory manner.
It is prohibited to use any IDA image for commercial use.

If you have further questions regarding the images on this Web site,
contact our image coordinator

List of IDA Slides (Also Available on CD)
Set A1, the IDA Standard Slide Set:
Set A2, the IDA Standard Slide Set:
Set B, Supplementary Slides:
Set C, Satellite Images:
Set D, Good Lighting:
Set E, Light Sources:
Set F, More Supplementary Slides:
Set G, Mostly Bad Lighting:

Satellite Images

Lighting
Good billboard lighting	Low-pressure sodium lighting
Bad security lighting	Bad billboard lighting

Night Sky
Light pollution in Washington DC	Photograph © David Wymer Cherry Springs State Park, Pennsylvania
Photograph © Todd Carlson Eastern North America Power Blackout	Photograph © Todd Carlson After the power had been restored
Images credited to anyone other than IDA may not be used without the consent of the photographer.

Ineffective Lighting
This floodlight creates glare	This light does not effectively light the pathway

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