TTArtisan 50mm f/0.95 ASPH is an ultra-large aperture standard lens with an aspherical lens that achieves an amazingly bright aperture of f/0.95. Model Number: M50mm f0.95 ASPH (T). (2 ED (extra-low dispersion) lenses, 1 ASPH double-sided aspheric lens, 8 high-refraction low-dispersion lenses).
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