Tag Archives: 90mm f1.25

TTArtisan 90mm f1.25 Portraiture Photography Lens for Leica M

The TTArtisan has announced its new high-aperture portraiture photography lens TTArtisan 90mm f1.25 for cameras with Leica M-mount. The lens is positioned as a portrait lens, and its optical design consists of 11 elements in 7 groups. The diaphragm has 10 blades. 4 Sets of Achromatic Doublets are used in a 90mm f1.25 lens to significantly im-proves the chromatic aberration …

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