Canon Drop-In Circular Polarizing Filter A

Drop in filter – Reduce reflections and enhance colour saturation.  Ideal for landscape photography – Cuts down reflections from glass and water.  Darkens blue skies – Highlights the clouds.  Reduces exposure – Two stops.  Metal lens mounts and Exterior finish – Matches the main lens.  Circular type polariser – Does not interfere with autofocus or TTL light metering.