The Deep Light 25mm F1.8 is an automatic focusing large aperture biscuit lens designed specifically for -C format mirrorless cameras. It is compatible with for Z mount, with an equivalent full frame human perspective of approximately 37.5mm. It is suitable for portrait, street photography, and daily photography. The ultra light metal mirror body, STM silent motor supports eye recognition autofocus, F1.8 large aperture provides soft blurring and excellent low light performance, and the closest focusing distance is 0., making it easy to capture details. It is a cost-effective choice for entry-level photography and creation. Frame: Half frame Focus length:25 mm Aperture range:F1.8-F16 Viewing Angle:58° distance:0.-∞ Aperture blade: 9 pieces Aperture ring: automatic aperture Filter size:52 mm Stabilization: Not supported Color: Black Material: Metal Package Contents: 1 x Autofocus Lens Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.