Carl Zeiss Ultron 50mm f/1.8 (Icarex 35)

The Carl Zeiss Ultron 50mm f/1.8 (Icarex 35) is a camera glass that can be used with different camera mounts through the use of adapters. It is a manual focus photographic lens that has a maximum aperture of f/1.8, allowing for a shallow depth of field and good low light performance. The lens has a total of 6 glass elements arranged in 5 groups, which helps in producing high-quality images with good contrast and sharpness. It also has a lens coating that helps reduce flare and ghosting.

The build quality of the lens is good, with a metal body that feels solid and durable. The focus ring is smooth and easy to turn, allowing for precise manual focusing. The lens has a minimum focusing distance of 0.5 meters, making it suitable for close-up photography.

The Ultron 50mm f/1.8 produces a smooth and creamy bokeh, which is the out-of-focus areas of the image. This is due to the 5 aperture blades that form a circular aperture when stopped down. The lens has a resolution that is sharp enough to capture fine details, making it suitable for portrait, landscape, and street photography.

The manufacturing time of the Ultron 50mm f/1.8 lens is not specified, but it is a legacy lens that was produced in the 1970s for the Icarex 35 camera system. However, it can still be used on modern cameras with the appropriate adapter.

In summary, the Carl Zeiss Ultron 50mm f/1.8 (Icarex 35) is a manual focus photographic lens that produces high-quality images with good contrast and sharpness. It has a smooth and creamy bokeh, good low light performance, and a solid build quality. It is suitable for different types of photography, and can be used on different camera mounts with the use of adapters.

Optical design

Has 5 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle. Wide open, subjects located outside the depth of field are shown very blurred.

Physical characteristics

Weights 258 grams so consider putting to your camera bag. 50 mm long, this small lens should be always in the camera bag.