Eyepiece set with all seven Hyperion focal lengths (5, 8, 10, 13, 17, 21, 24 mm), including eyepiece case. Huge 68-degree wide angle field of view, adapted to the maximum angle of view of the human eye. Phantom Group coating in Zeiss class for complete freedom from reflections and maximum image contrast. Modular design of the eyepiece body allows changing the eyepiece focal length with optional finetuning rings. Camera compatible! Almost all DSLR camera bodies, as well as simpler cameras with fixed lenses, can be directly connected to the Hyperion eyepieces.