High quality professional coated optics
* Six lens in four groups optical scheme.
* Focus: 90 mm.
* Relative aperture F2.0.
* No any aperture blades inside the lens.
* Resolution (pairs of lines per 1 mm): not less than 80-100 in the center and 50 on the edge of 18x24mm frame.
* Lens mount is special 62.5mm smooth surface, you should think about the casing for it to attach it to your projectors or cameras.
* Focusing: optical block have no any focusing devices like helicoids, scales etc.
* Length is about 98mm.
* Diameter is about 62.5mm.
* The lens can be used with 35NAP anamorphic attachments to receive wide screen movie.
* The lens was manufactured at LOMO plant in the city of Leningrad, Russia, at x-USSR in 19691