The Canon HJ18x7.8B IRS is a high-quality zoom broadcast HD lens with 2 x extender. With a maximum aperture of f/1.2, it allows for great low-light performance and gives great control over depth of field. It is compatible with Canon cameras and has a B4 mount, making it a versatile addition to any setup with the suitable adapter.
The optics are perfect, all dust caps are in place as are the end caps. The macro function is a must. The lens has a focal length range of 7.8-144mm, making it perfect for capturing a wide range of subjects where a long lens is key.The exterior is made of aluminium and it has super smooth manual focus associated with the HJ range of high definition broadcast lenses. The front is compatible with 105mm filters and grads. This lens is a great choice for anyone looking to extend their filmmaking arsenal.