【185 ° Ultra Wide Angle Fisheye】7artisans FF 10mm F2.8 II lens has greatly improved its viewing angle compared to the first generation 178 °. Making the picture more imposing and spatial. 【10 Needle】Compared to the 8-pin pinhole of the first generation lens, the 10mm F2.8 II lens has been upgraded to a 10 pin pinhole, highlighting the layering and mystery of the image.