Zoom lenses for all cameras or cameras with lens adapters EF Canon EF mount
Designed for Cameras with APS-C Sensors
Except for the front and rear caps, the Lentar 45-135mm 3.5 zoom lens is all metal which means it’s heavy. It’s got an M42/ Canon EF mount, You won’t see any lens this size today with its 45-135mm zoom range. It’s just not going to happen. It’s got a constant maximum aperture of 3.5 which is great for a zoom of that range.
The Pentax-A 28-135mm f/4 SMC is an all-purpose zoom lens with constant max. aperture for 35 mm Pentax K SLR cameras.
It is a precision instrument and all class.
Constant F4 maximum aperture
It also has a macro setting and is very solid - heavy build.
Prime lenses for all cameras or cameras with lens adapters EF Canon EF mount sets in cases
Prime lenses for all cameras or cameras with lens adapters EF Canon EF mount
Canon EF mount
This lens is a relatively compact large aperture wide angle from 135 format film. It has 49mm filter threads and the build quality is superb, all metal construction, fine focus feel, and 6 slightly curved diaphragm blades. Minimum focus is 0.4 m (1.25 ft), and the lens has 8 elements in 7 groups.
Canon EF mount
This lens has garnered something of a legendary reputation online, and is known for its sharpness, bokeh, and propensity for flare.
The earliest versions of the lens were made with an unusually high number of elements (8) in an effort to try and ‘one-up’ Zeiss, who were regarded as the best lens makers in the world at the time. Pentax managed to achieve their goal with the Super Takumar, but went on to reduce the number of elements in the so-called ‘Planar Killer’ to 7 in later iter
Prime & zoom lenses for Nikon cameras
Nikon F-Mount Lens is a compact, lightweight, large aperture telephoto zoom lens designed exclusively for APS-C digital SLR cameras. The version II of this high-quality lens has been optimized with an even better optical design, which provides optimum lens performance providing excellent correction for flare, ghosting and all types of aberrations. The super multi-layer lens coating reduce flare and ghosting and ensure sharp images throughout the entire zoom range.
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