There is also a problem with some digital cameras, which do not have sufficiently wide lenses built in; to solve this, there are housings made with supplementary optics in addition to the dome port, making the apparent angle of view wider.
There is also a problem with some digital cameras. Some digital cameras do not have sufficiently wide lenses built in. There are housings made with supplementary optics in addition to the dome port. This was to solve this. There was making the apparent angle of view wider. This was to solve this.