Optical resolution test of lens

Lens quality is more important now .

Optical resolution describes the ability of an imaging system to resolve detail in the object that is being imaged.

An imaging system may have many individual components. Each of these contributes to the optical resolution of the system, as will the environment in which the imaging is done.

The schematic of measuring device.

Lens mount adapter with test targets #1, #2, #3, #4

The test device with new, high power LED lighter.

The every test target have 25 resolution blocks.

Value of test blocks ( lines per mm )

OST-2m test targets.

Источник: Аэлита Леонидовна Яриновская "Кино-фотообъективы и качество изображения " Москва 1965. стр 74.

Source : book " A.L. Yarinovskaya ' Cinema-photo lenses and quality of image' Moskov 1965

The result of test 35 mm LOMO 35 OKS-11-35-1 aperture T8.0