The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Lensbaby Sol 45 DSLR and the Voigtlander 40mm F2 SL II for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is a crucial factor to consider when comparing two lenses. Lensbaby Sol 45 DSLR is the longer of the two lenses at 39mm. The Voigtlander 40mm F2 SL II with a length of 25mm, is 14mm shorter. Besides being longer, the Lensbaby Sol 45 DSLR also has a larger diameter of 73mm compared to the Voigtlander 40mm F2 SL II's 63mm diameter.
The weight of a lens is equally significant as its external dimensions, particularly if you intend to handhold your camera and lens combination for extended periods. Lensbaby Sol 45 DSLR weighs 144g, which means it is 56g (28%) lighter than the Voigtlander 40mm F2 SL II which has a weight of 200g.
Lens Mounts
Both the Lensbaby Sol 45 DSLR and the Voigtlander 40mm F2 SL II has the same Pentax KAF lens mount. Some of the latest released cameras that are compatible with the Pentax KAF lenses are Pentax K-3 III Monochrome, Pentax KF and Pentax K-3 III.
Lensbaby Sol 45 DSLR is also available in Canon EF , Fujifilm X, Nikon F (FX) and Sony Alpha mounts.
Voigtlander 40mm F2 SL II is also available in Canon EF and Nikon F (FX) mounts.
Focal Range
Lensbaby Sol 45 DSLR is a prime lens with fixed focal lenght of 45mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
67.5mm.
On the other hand, the Voigtlander 40mm F2 SL II is a prime lens with fixed focal lenght of 40mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 60mm.