Mayall 4-meter primary blank
Norm Cole in the center of the Mayall 4-meter primary mirror blank before polishing began at KPNO, with Harold Wirth in the background. Photograph by John Lutnes.
Credit:John Lutnes/NOIRLab/NSF/AURA/
About the Image
| Id: | noao-04581 |
| Type: | Photographic |
| Release date: | June 30, 2020, 9:53 p.m. |
| Size: | 2349 x 1880 px |
