Комета была открыта с помощью штатного объектива!
I would suggest that this is a typical camera lens hooked up to a CCD.
The Canon 200mm F/2.8 camera lens has a front lens diameter of 72mm
which for the IAU discovery report form is 0.07-m refractor. Great
discovery though no matter what they used as a refractor.
Chris. Spratt
Victoria, BC