I would especially like to note the sharpness - this is magic. I ordered in an online store and was afraid for the quality, but a beautiful copy came. You need it if you like to use natural light. Read reviews on analogues - if you are sure that you will see the difference - do not hesitate to buy - it's worth it. Better yet, find a person in the city who has this lens - half an hour of communication with the lens and you won’t want to take anything else)