Panasonic Leica DG Summilux 15mm f/1.7 ASPH lens

see also:

• a catalogue of Micro Four Thirds lenses
• 17mm "wide angle" street photography lenses for Micro Four Thirds

• announced March 2014

• eq. to 30mm lens field of view and f/3.4 depth of field (DOF) on a full frame camera
• 9 elements in 7 groups uses 3 aspherical lenses
• 46mm filter
• close focus 0.2m
• Nano coating
• newly developed stepping motor makes the focusing action smooth, silent and quicker for use in both photo and video recording
• aperture ring and AF/MF switch
• robust metal design, comes with hood
• 115g (4oz)
• 36mm long
• $US599, £549.99

• thephoblographer - first look
• DxO Mark lens test
  • sharper with less CA but more distortion than the Olympus mZD 17mm f/1.8 lens
  • similar optical performance to the Olympus m.ZD 12mm f/2.0 lens but sharper in the corners
  • 1.1EV vignetting
  • 2.7% barrel distortion
  • fairly high lateral chromatic aberration in the outer 2/3rds of the field which is more than that in the Panasonic Lumix 20mm f/1.7 pancake lens which has similar sharpness and less distortion
• ePhotozine review
  • excellent centre sharpness; sharpest at f/4-5.6, soft edges wide open
  • 0.6px CA at edges wide open, best at f/2.8-5.6
  • 2.15EV vignetting wide open, gone by f/4
  • 6% barrel distortion!