This is a manual focus lens. You can only use the lens in "M" manual exposure mode. The Opteka 6.5mm f/3.0 Fisheye Lens is an excellent addition to any photographer's collection, giving users the ability to expand their creativity and capture...

This is a manual focus lens. You can only use the lens in "M" manual exposure mode. The Opteka 6.5mm f/3.0 Fisheye Lens is an excellent addition to any photographer's collection, giving users the ability to expand their creativity and capture...

This is a manual focus lens. You can only use the lens in "M" manual exposure mode. The Opteka 6.5mm f/3.5 Fisheye Lens is an excellent addition to any photographer's collection, giving users the ability to expand their creativity and capture...

This is a manual focus lens. You can only use the lens in "M" manual exposure mode or "A" aperture-priority mode. The Opteka 6.5mm f/3.5 Fisheye Lens is an excellent addition to any photographer's collection, giving users the ability to expand...

This is a manual focus lens. You can only use the lens in "M" manual exposure mode. The Opteka 6.5mm f/3.5 Fisheye Lens is an excellent addition to any photographer's collection, giving users the ability to expand their creativity and capture...