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Original file (8,256 × 5,504 pixels, file size: 10.31 MB, MIME type: image/jpeg)
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Summary
| Description |
English: Back of a Pier2.3 iris scanner. The eye-shaped silver aperture is the camera, the black aperture contains four infrared LEDs (2x 850nm, 2x 940nm). The silver aperture reflects all visible light but lets infrared light pass. |
| Date | |
| Source | Own work |
| Author | Phiarc |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:16, 28 January 2023 | | 8,256 × 5,504 (10.31 MB) | Phiarc | Uploaded own work with UploadWizard |
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