Sigma 150mm F/2.8 EX IF HSM

This is a proper macro lens, being able to focus to a 1:1 ratio, that means at closest focus an object measuring 5mm will project a 5mm image onto the sensor or film. A lot of lenses put marco on the label without having a true macro ability. The focal length of 150mm is very versatile. You can photograph insects and other creatures without having to get too close. The large aperture of f/2.8 lets in plenty of light, and combined with the 150mm focal length allows for a beautifully restricted depth of focus. This allows details to be picked out in sharp focus, whilst throwing the foreground and background out of focus. The lens hood is deep and ...  Read the complete review