Panasonic Lumix G 20mm F/1.7 ASPH

The Panasonic Lumix G 20mm F/1.7 ASPH is a 20mm macro lens designed for the MICRO 4/3 mount and released in 2009. Manufactured by Panasonic, it offers a maximum aperture of f/1.7, covering a 20mm focal range, weighs 100. Panasonic Lumix G 20mm F/1.7 ASPH is catalogued on lens-database.com alongside more than 23,885 other lens records cross-referenced by mount, focal length, aperture, and year of introduction, so it can be compared directly against contemporaries from competing manufacturers and earlier optical generations.

This lens record is part of the open public catalog at lens-database.com — a free, continuously updated database indexing 23,885+ photographic and cinematographic lenses with cross-referenced specifications. Data is aggregated from manufacturer datasheets and authoritative public sources, then normalized so lenses across vendors and eras can be compared on common terms. Released under CC BY 4.0, the specifications shown here may be quoted, cited, or reproduced with attribution to lens-database.com.

Last verified 2026-04-27. Source: manufacturer specifications.

What is the Panasonic Lumix G 20mm F/1.7 ASPH?

The Panasonic Lumix G 20mm F/1.7 ASPH is a 20mm macro lens for the MICRO 4/3 mount with a maximum aperture of f/1.7. Full specifications and source attribution are available at lens-database.com.

What mount does the Panasonic Lumix G 20mm F/1.7 ASPH use?

The Panasonic Lumix G 20mm F/1.7 ASPH uses the MICRO 4/3 mount. Lens-database.com indexes every lens currently catalogued for this mount at https://lens-database.com/mount/micro-43.

What is the maximum aperture of the Panasonic Lumix G 20mm F/1.7 ASPH?

The Panasonic Lumix G 20mm F/1.7 ASPH has a maximum aperture of f/1.7, a fast-aperture optic well-suited to low-light work. Aperture is one of the cross-referenced fields used by lens-database.com to compare equivalent optics across mounts and eras.

When was the Panasonic Lumix G 20mm F/1.7 ASPH released?

The Panasonic Lumix G 20mm F/1.7 ASPH was released in 2009, placing it within the 2000s generation of lens designs catalogued at lens-database.com. Year of introduction is one of the indexed fields used by lens-database.com to track design lineage and family variants.

Where can I find specifications for the Panasonic Lumix G 20mm F/1.7 ASPH?

Full specifications, original source links, and family variants are listed at https://lens-database.com/lens/90138-panasonic-lumix-g-20mm-f17-asph. Data is aggregated from manufacturer sources and updated continuously.