Celkom dobre porovnavanie zakladnych f2.8 zoomov Tamron - Sigma - Sony:
https://www.youtube.com/watch?v=cufAsVxmNsw
Sigma vychadza vzhladom k cene ako pomerne jasny vitaz, najlepsi AF ma vacsinou Sony a pre toho kto chce lahku vahu je Tamron vyborna volba bez velkych obrazovych kompromisv (pokial nevadi rozsah od 28mm)
dpreview:
Sony 135/1.8 GM: https://www.dpreview.com/opinion/162758 ... mm-f1-8-gm
Laowa 15/2 https://www.dpreview.com/articles/67755 ... 5mm-zero-d
Fotky zo Sony 400/2.8 GM: https://www.fredmiranda.com/forum/topic/1565312/
Fotky zo Sony 600/4 GM: https://www.fredmiranda.com/forum/topic/1608589/