Panasonic's beloved MFT pancake — 40mm equiv at f/1.7 in body-cap-like dimensions.
The Panasonic Lumix G 20mm f/1.7 ASPH II is a pancake fast prime for Micro Four Thirds, providing 40mm full-frame equivalent perspective. Seven elements in 6 groups with aspherical elements. Seven aperture blades. 46mm filter thread. At 87g — pancake dimensions. 0.20m MFD.
Seven elements in 6 groups (aspherical element; silver element coating). Seven aperture blades. The 46mm filter thread. At 87g and 25.5mm length the lens is pancake-form. Minimum focus distance of 0.20m. Contrast-detect stepping motor AF. f/1.7 maximum aperture. Micro Four Thirds mount (40mm equivalent).
The Mark II revised the original 20mm f/1.7 with a silver element coating and slightly modified internal design: the primary practical improvement was updated AF performance. The pancake design enables the most compact possible camera combination with MFT bodies. The 0.20m MFD enables close foreground compositions at 40mm equivalent.
On the used market the Panasonic 20mm f/1.7 ASPH II is affordable as a compact MFT fast normal prime. Condition checks: AF response, 46mm front element for marks. Compatible with all Micro Four Thirds bodies.