Carl Zeiss Jena Q1 Flektogon 25mm f/4

The Carl Zeiss Jena Q1 Flektogon 25mm f/4 is a camera glass that provides a wide angle of view and has a manual focus system. The lens has multiple glass elements and a lens coating that helps to reduce glare and reflections. The build quality of the lens is sturdy and it was manufactured a long time ago. The aperture of the lens has six blades, which is an average number for this type of photographic lens. The lens has a good resolution and produces a pleasing bokeh effect when used at wider apertures. There are alternative lenses available for different mounts, but this lens is not compatible with autofocus systems.

Optical design

Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle. Average brightness in this league

Physical characteristics

52 mm long, this small lens should be always in the camera bag. With a lens filter diameter of 77 mm this lens deserves a good quality filter, this is commonly filter size, provides a range of filter options. Weights 358 grams so plan ahead, carry only if really necessary.