Voigtlander 20mm F3.5 SL II is a Fixed aperture Manual Focus (MF)
Ultra-Wideangle Prime lens with 35mm FF max sensor coverage, and it is designed to be used with Pentax KAF mount cameras.
Lens Mount
Voigtlander 20mm F3.5 SL II is compatible with cameras that have Pentax KAF lens mount. Some of the latest released cameras that are compatible with the Pentax KAF lenses are Pentax K-3 III, Pentax K-1 II and Pentax KP.
Voigtlander 20mm F3.5 SL II is also available in Canon EF and Nikon F (FX) mounts.
Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Voigtlander 20mm F3.5 SL II has a maximum diameter of 63mm and total length of 29mm.
Voigtlander 20mm F3.5 SL II has a filter thread of 52mm.
Focal Range
Voigtlander 20mm F3.5 SL II has a fixed focal lenght of 20mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 30mm.
Optical Image Stabilization
Voigtlander 20mm F3.5 SL II doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).
Aperture
Voigtlander 20mm F3.5 SL II has a max aperture of F3.5 and a minimum aperture of F22.0.
Optical Formula
Voigtlander 20mm F3.5 SL II's optical formula consists of 9 elements in 6 groups . Special elements used in this design is Aspherical elements.
Lens Hood
Voigtlander 20mm F3.5 SL II doesn't come with a lens hood but there is an optional lens hood with a part code of LH 20 that you can order separately.
Popular Comparisons of Voigtlander 20mm F3.5 SL II
Here is the eight most popular comparisons of Voigtlander 20mm F3.5 SL II amongst Camera Decision readers.