Eximar 400mm f/6.3

It has a large aperture of f/6.3, making it suitable for low light conditions. The lens is made up of several high-quality glass elements, which provide good resolution and sharpness. The lens coating helps to reduce glare and improve contrast. The build quality of the lens is sturdy and durable, making it suitable for outdoor photography. The lens provides a beautiful bokeh effect, which is the out-of-focus area in the background of the photo. The lens does not have autofocus, so it requires manual focus. The lens is an alternative to other ultra telephoto lenses available in the market. The manufacturing time of the lens is not mentioned.