# Long Exposure

> 2 posts tagged Long Exposure on Timo Arnall's site, 2009 to 2014: Immaterials: Satellite Lamps; Immaterials: Ghost in the field.

- Page: https://www.elasticspace.com/tag/long-exposure/
- Updated: 2026-10-13
- Site map for agents: https://www.elasticspace.com/llms.txt

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- [Immaterials: Satellite Lamps](https://www.elasticspace.com/2014/08/immaterials-satellite-lamps/) (2014): Satellite Lamps reveals the invisible accuracy of GPS positioning across an urban landscape. Three lamps with built-in GPS receivers vary their brightness depending on signal accuracy.
- [Immaterials: Ghost in the field](https://www.elasticspace.com/2009/10/immaterials-ghost-in-the-field/) (2009): Ghost in the Field makes the field around an RFID reader visible. Long-exposure photography traces the volume in which a tag and reader can talk. Made with Jack Schulze, Touch project, 2009.