Panasonic Lumix G 25mm f/1.7 ASPH. Lens H-H025K B&H Photo Video
Amazon.com : PANASONIC LUMIX G II Lens, 20MM, F1.7 ASPH, MIRRORLESS Micro Four Thirds, H-H020AK (USA Black) : Compact System Camera Lenses : Electronics
Panasonic Lumix G 25mm f/1.7 ASPH. Mirrorless Camera Prime Lens 25mm f1.7 (H-H025K) + AOM Pro Bundle - International Version (1 Year AOM Warranty)