TTArtisan 100mm f2.8 for M42 mount--Feel the Fun of the Special Bokeh TTArtisan 100mm F2.8 is a lens with bokeh as its highlight. There are bright edges around the bokeh ball, and the bokeh is beautiful and textured. Advantages Soap Bubble Bokeh Unlike modern lenses with creamy smooth bokeh, TTArtisan 100mm f2.8 produces the soap bubble bokeh effect. Soap bubble bokeh is characterized by a bokeh ball with a bright edge around their perimeters and will give stunning results. Full Frame with a Large Image Circle Full frame lens, and the actual imaging circle can almost cover the medium format. It is used on APS-C or Full-frame cameras, it is equivalent to retaining the better quality part of the large image circle. When it is used on medium format cameras, the faint vignetting makes the work more artistic. Advantages Previous page Get Creative Images It offers balanced sharpness with attractive bubble bokeh effect. It can be used to create special and beautiful nature and portrait photography. Compatible Mounts It is designed for the M42 mount, but you can use it on any mount you like with an adapter ring. Mechanical Feel The lens body is made of aviation aluminum with an anodized surface and has a good build quality. Next page Note It is a normal phenomenon that the centerline of thread mount lens is not aligned with the centerline of the camera, and it does not affect the use. MTF and Optical Design