Retractable Lens Hood - 49mm to 58mm

The lens hood helps prevent "flares" on your lens, which can be caused by the sun or a strong light source.

This model is made of rubber and retracts for better ergonomics.

You can determine the filter thread size of your lens by measuring the internal thread; it does not correspond at all to the focal length: for example, a 50mm 1.8 lens can have a 49, 52, or 55mm thread...