Abstract
A precision alignment technique is developed. We combined a moire and a differential amplifier to align two Ronchi rulings with high accuracy. The precision of this technique can reach submicron level if higher spatial frequency of the ruling is used.
| Original language | English |
|---|---|
| Pages (from-to) | 1940-1941 |
| Number of pages | 2 |
| Journal | Japanese Journal of Applied Physics |
| Volume | 31 |
| Issue number | 6 R |
| DOIs | |
| State | Published - 06 1992 |
| Externally published | Yes |
Keywords
- Moire fringes
- Ronchi ruling