1It is a manual digital fixed large aperture lens that offers f/1.6 maximum aperture. 2There are as many as 12 aperture leaves, which can produce nearly circular speckles. If the aperture is properly reduced, the effect of 14 stars can be achieved. 3Multi-layer coating of lens, can effectively improve light transmittance and restrain ghost and glare in backlight shooting. 4Gold plated metal contacts improve signal conductivity and corrosion resistance. 5Suitable for NEX, M4/3, FX.Features: It is a manual digital fixed large aperture lens that offers f/1.6 maximum aperture.There are as many as 12 aperture leaves, which can produce nearly circular speckles. If the aperture is properly reduced, the effect of 14 stars can be achieved.Multi-layer coating of lens, can effectively improve light transmittance and restrain ghost and glare in backlight shooting.Gold plated metal contacts improve signal conductivity and corrosion resistance.Suitable for NEX, M4/3, FX. Specification: Condition: Brand New Material: Plastic + Metal Color options: black, silver Weight: approx. 124g Lens category: aps-c frame lens Lens classification: micro single lens Lens type: manual focus Lens structure :4 pieces and 4 sets Number of aperture blades :12 Perspective: 18Lens mount: For NEX, m4/3, FX Filter size :37mm Focus mode: manual focus Hood: available with 37mm screw hood Closest focusing distance :15cm Lens size: approx. 35*50mm/1.4*2inch Aperture: F1.6-16 lens Package list: 1 x Lens Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.