247mm CA, f2.27 concave spheroid

The data to the left was taken from the central area of the mirror's surface.

The data to the left was taken from roughly the 50% zone area of the mirror's surface.

Dream averages 6-9Å RMS surface roughness, which is 2.2-3.3x better than the industry standard spec for visual spectrum of 20Å.

Contact Dream to discuss your project's finishing requirements.