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Bryan at The-Digital-Image accomplished his full assessment of the Canon RF 100mm f/2.8L IS USM final month, and one of many unfavorable points that stood out was the main focus shift that he skilled with the brand new RF macro lens.
Within the spirit of being thorough, Bryan received himself a second copy of the RF 100mm f/2.8L IS USM Macro to see if he had obtained a nasty copy, or if the shift was by design. It appears prefer it’s the latter.
Did I get a nasty copy of the Canon RF 100mm F2.8 L Macro IS USM Lens? My guess was no. Supporting that idea was a technical rep confirming the problem together with his lens. The check outcomes shared above have been forwarded to the Canon lens group in Japan. Learn the complete assessment
For those who solely wish to learn in regards to the focus shift challenge and see the assessments, simply do a search (CTRL-F / CMD-F) for “dangerous copy” and browse what Bryan has found with two totally different copies of the RF 100mm f/2.8L IS USM Macro.
Spoiler, the problem is per the second copy of the lens.