1.weight light & slim structure,no dark corner in photography 2.improving image quality & more distinct 3. for Nikon D5100

all slim wide angle lens pictures just different in lens size 

1. Weigth light &slim ,this is profession & real wide angle lens ,no macro lens ,more thinner than traditional wide angle lens 2. no dark corner in photography ,enlarge at least 10% capture wide vision without dark corner in top & down ,left & right .3. For the moment ,in the world ,only us offer small order wholesale online stock sale service ,not only product & price is competitive ,but also delivery time is faster .

Zomei Wide Angle Lens 52mm 0.45x For Panasonic LX1 LX2 LX3 14-42MM