72 DPI Image
150 DPI Image
300 DPI Image
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| Title: |
Measurement |
| Description: |
NIST technician Christopher Blackburn uses a microscope to precisely align a retroreflector over the center of a hash mark on a measuring tape.
*PML
See also http://www.nist.gov/pml/div683/olympics-062712.cfm.
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| Subjects (names): |
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| Topics/Categories: |
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| Type: |
Photo/Color |
| Source: |
National Institute of Standards and Technology |
Credit Line as it should
appear in print: |
Photo credit: Bruce Borchardt |
| AV Number: |
12PML024 |
| Date Created: |
2012 |
| Date Entered: |
6/26/2012 |
