Comprising of 7 elements in 5 groups, the lens system also employs 2 aspherical lenses to minimize both distortion and chromatic aberrations, achieving a high corner to corner resolution.
The versatile focal length of 40mm (35mm camera equivalent) is suitable for a wide variety of occasions from daily snapshots including sceneries like sunsets and dimly lit indoor shots to the deliberately creative shots taking advantage of its beautiful depth of field capability.
When mounted on LUMIX G Micro System Cameras, the LUMIX G 20mm / F1.7 ASPH. allows use of the advanced contrast AF system which includes a Face Recognition function, for more convenient and enjoyable shooting.
Seven blades give the aperture a rounded shape that produces an attractively smooth effect in out-of-focus areas when shooting at larger aperture settings. The lens also features a durable metal mount and uses multi-coated lens elements that minimize ghosting and flare to further enhance its optical performance.