The Panasonic Leica DG Summilux 25mm F1.4 II ASPH is weatherproof version of the original Mark I model that was introduced in 2011. The Mark II has a new finish and is now sealed against moisture and dust. It has nine elements, including both aspherical and UHR glass. The minimum focus distance is 30cm and the max.magnification is 0.22x equivalent. The lens is compact and lightweight: just 55mm long and weighing a little over 200g.
Principal specifications | ||
---|---|---|
Lens type | Prime lens | |
Max Format size | FourThirds | |
Focal length | 25 mm | |
Image stabilization | No | |
Lens mount | Micro Four Thirds | |
Aperture | ||
Maximum aperture | F1.4 | |
Minimum aperture | F16 | |
Aperture ring | No | |
Number of diaphragm blades | 7 | |
Aperture notes | rounded blades | |
Optics | ||
Elements | 9 | |
Groups | 7 | |
Special elements / coatings |
2 Aspherical elements 1 Ultra High Refractive Index element |
|
Focus | ||
Minimum focus | 0.30 m (11.81″) | |
Maximum magnification | 0.11× | |
Autofocus | Yes | |
Motor type | Micromotor | |
Full time manual | Yes | |
Focus method | Internal | |
Focus notes | ‘focus by wire’ manual focus | |
Distance scale | No | |
DoF scale | No | |
Physical | ||
Weight | 200 g (0.44 lb) | |
Diameter | 63 mm (2.48″) | |
Length | 55 mm (2.15″) | |
Materials | metal mount | |
Colour | Black | |
Filter thread | 46 mm | |
Filter notes | Does not rotate on focus | |
Tripod collar | No | |
Other |
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