30F3+002+Fine+grinding+the+front+of+the+mirror

The front surface was generated by Reginato to F3.





17th May 2016 before grinding started. This is the diamond generated surface.

17th May 2016. After 2 hours of fine grinding using 15 micron microgrit.

20th May 2016. After 3 hours of fine grinding using 15 micron microgrit.

21st May 2016. After 3.5 hours of fine grinding using 15 micron microgrit.

23rd May 2016. After 4.0 hours of fine grinding using 15 micron microgrit.

24th May 2016. After 7.0 hours of fine grinding using 15 micron microgrit.

27th May 2016. After 8.0 hours of fine grinding using 15 micron microgrit.