I had this lensball for some time now, my tamron 18-200mm did not focus on it because of it minimal focus range off 49 Cm at 18mm. The 50mm (crop: 75mm) I got recently will focus on it way easier.
Nikon D3400 | Nikon AF-S Nikkor 50mm 50mm | 1/2000 sec | f/5 | Iso 100














