wide lens

  1. M

    What lens should I get for my institute where I need to take 1-1 sessions & group photos alot.

    I have a Canon 5DSR and want to take group photos and 1-1 session photos with children. The problem i have is that when i need to take group photos, my 85mm and 50mm show blurring of photos at the ends. only a few people are focused and the rest are totally blurred! i was told to use a wide...