Herschel Prism
Herschel Prism by Carl Zeiss.
John Herschel (1792-1871) developed the concept of rotating two prisms against each other to produce a continuous moving prism.
Herschel Prism by Carl Zeiss.
John Herschel (1792-1871) developed the concept of rotating two prisms against each other to produce a continuous moving prism.
