Dorsey Metrology International
Tables below show available styles of grid charts for optical comparators made by Dorsey Metrology.
| Style | Magnification | Increments |
|---|---|---|
| English | ||
| Style 60 | 10X | .005 |
| Style 61 | 10X | .01 |
| Style 62 | 20X | .0025 |
| Style 63 | 20X | .005 |
| Style 64 | 31.25X | .001 |
| Style 65 | 31.25X | .002 |
| Style 66 | 31.25X | .005 |
| Style 67 | 62.50X | .001 |
| Style 68 | 50X | .001 |
| Style 69 | 50X | .002 |
| Style 70 | 100X | .0005 |
| Style 71 | 100X | .001 |
| Style | Magnification | Increments |
|---|---|---|
| Metric | ||
| Style M60 | 10X | .2 |
| Style M62 | 20X | .1 |
| Style M68 | 50X | .04 |
| Style M70 | 50X | .02 |