Canon EF 11-24mm f/4L USM Lens UNDERWATER 200' / 60 m depth

200' / 60 m depth rating

Silicone grease is not a sealant

For reflected readings

It supports microphones with a diameter of 19-20mm or 21-22

See individual reflectors in this catalog for guide numbers using specific light modifiers at various power settings

Canon EF 11-24mm f/4L USM Lens UNDERWATER 200' / 60 m depthCanon EF 11 24mm f 4L USM Canon SKU: 9520B002 Helix SKU: CA9520B002 Overview To experience the ultimate in wide angle photography, the EF 11 24mm f 4L USM brings L series construction and optics to the widest zoom lens Canon has ever made. With an expansive wide angle range of 11 24mm, this is an ideal lens for landscapes, interior shots, and unique perspectives on subjects close and far. Its new optical design features Super UD and UD lenses that