The Nikon 6 D Autocollimator is an autocollimator with a darkfield bright crossline viewfield and 0.5-second measuring accuracy.
Cited variants
| Designation | Generation | Vintage | Changes | Source |
|---|
| 6B | — | — | — | exceltechnologies.com[1] |
| 6B-LED | — | — | Brightfield use | transferhorse.weebly.com[2] |
| 6D-LED | — | — | Darkfield use | transferhorse.weebly.com[2] |