14.5 inches in diameter. 66.3 inches focal length. 2 inches thick. Enhanced coating. Never used. I waited about 315 days for this mirror. Now you can have a NOVA mirror without a long wait.
Steve Dodds (owner of Nova Optical) wrote: ". . . I think you will find it was worth the wait. I was able to get a very smooth figure on your mirror, I know you will be very pleased with its optical performance."
The Ronchigram of the mirror is at 150 lines per inch, taken outside of focus. The certificate states 66.3" FL, 14.55" dia, 2.05" edge thickness, enhanced coating.