- 1" ruler is numbered 0.0 through 1.0 every .100" division
- Increments:
- 0.0" through 1.0" divided into 0.1" increments
- 0.9" through 1.0" divided into 0.01" increments
- The last two 0.01" increments are divided into 0.001" increments
- Spacing: 25mm rulers is equally spaced and numbered 0 through 25
- Divisions:
- Each division between numbers 0 through 25 = 1.0mm
- Each division between numbers 20 through 23 = 0.1mm
- Each division between numbers 23 through 25 = .02mm
- Lines: Chrome disposition
- Flatness: 2 waves or better
- Glass: 1" x 3" x 0.110" thick
- Surface Quality: 20/10
- Parallelism: 2 min.
- Tolerances: +/-0.005mm
Calibration (NIST certified) is available. Please select when ordering. If you would like to specify points (out of the 196 total points) please do so at checkout, or call to place your order.