Lens Details
Panasonic
LUMIX G 20mm f/1.7 ASPH.
$299~
MSRP (prices vary)
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Released: October 31, 2009
Highlights
- 20mm f/1.7 standard prime for Micro Four Thirds, a flexible walkaround choice.
- A fast f/1.7 maximum aperture gives smooth background blur and excellent low-light reach.
- It is lightweight at 100g, pairing well with Micro Four Thirds bodies.
Who it's for
The Panasonic LUMIX G 20mm f/1.7 ASPH. is a 20mm f/1.7 prime lens — a wide-angle option. Here's what it's best at and what to keep in mind.
Best for
- ✓Low light and subject separation — a fast f/1.7 aperture.
- ✓Landscapes, interiors and architecture — a wide 20mm field of view.
20mm
Focal Length
f/1.7
Max Aperture
Micro Four Thirds
Coverage
−
Stabilized
100g
Weight
46mm
Filter
Full Specifications
Optical Design
| Focal Length | 20mm |
|---|---|
| Lens Type | Prime |
| Optical Elements | 7 |
| Optical Groups | 5 |
Aperture & Iris
| Maximum Aperture | f/1.7 |
|---|---|
| Minimum Aperture | f/16 |
| Aperture Blades | 7 |
| Rounded Aperture | No |
Coverage & Angle
| Format Coverage | Micro Four Thirds |
|---|---|
| Lens Mount | Micro Four Thirds |
| Angle of View | 57° |
| 35mm Equivalent | 40-40mm |
Focus
| Autofocus | Yes |
|---|---|
| Focus Motor | DC |
| Focus Limiter | No |
| AF/MF Switch | No |
| Min Focus Distance | 20 cm |
| Max Magnification | 0.13x |
Stabilization & Video
| Optical Stabilization | No |
|---|---|
| Aperture Ring | No |
| Declickable Aperture | No |
| Parfocal | No |
| Internal Zoom | No |
General
| Price (MSRP) | $299 |
|---|---|
| Filter Size | 46mm |
| Diameter | 63mm |
| Length | 25.5mm |
| Weight | 100g (3.5 oz) |
| Weather Sealed | No |
| Tripod Collar | No |
