Panasonic Lumix G 100-300mm f/4-5.6 Vario Mega OIS Lens
The Panasonic 100-300mm f/4-5.6 Vario Mega OIS is a 100–300mm f/4 lens designed for Micro Four Thirds mount cameras. Used copies start from $299.99 on GearFocus, with buyer protection on every purchase.
Panasonic Lumix G 100-300mm f/4-5.6 Vario Mega OIS Lens
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Lens Overview — Panasonic 100-300mm f/4-5.6 Vario Mega OIS
Key Features — Panasonic 100-300mm f/4-5.6 Vario Mega OIS
100-300mm Zoom Range: Equivalent to 200-600mm on a full-frame camera, giving MFT shooters substantial reach for wildlife, sports, and distant subjects.
Mega OIS Stabilization: Built-in optical image stabilization compensates for camera shake, particularly useful at the longer end of the zoom range.
f/4-5.6 Maximum Aperture: Opens to f/4 at the wide end, providing reasonable light-gathering capability for a telephoto zoom of this range.
Micro Four Thirds Mount: Compatible with the full ecosystem of MFT mirrorless cameras from Panasonic and Olympus/OM System bodies.
Autofocus with Manual Override: Supports both autofocus and manual focus control, giving photographers flexibility for tracking fast subjects or precise focusing.
67mm Filter Thread: A widely used filter diameter, making it easy to pair with common circular polarizers, ND filters, and other accessories.
Lens Specifications — Panasonic 100-300mm f/4-5.6 Vario Mega OIS
| Spec | Detail |
|---|---|
| Use Cases | Wildlife, Sports, Birding |
| Lens Type | Zoom |
| Format | Micro Four Thirds (MFT) |
| Zoom/Prime | Zoom |
| Focal Length | 100–300mm |
| Maximum Aperture | f/4 |
| Camera System | Mirrorless |
| Lens Mount | Micro Four Thirds |
| Autofocus | Yes |
| Focus Type | Auto, Manual |
| Image Stabilization | Optical |
| Filter Thread | 67mm |
Description — Panasonic 100-300mm f/4-5.6 Vario Mega OIS
The Panasonic Lumix G 100-300mm f/4-5.6 Vario is a telephoto zoom lens designed for Micro Four Thirds mirrorless cameras. With a focal length range spanning 100mm to 300mm, it provides substantial reach for subjects at a distance, making it well-suited for wildlife, sports, and similar telephoto applications. The lens opens to a maximum aperture of f/4 at its widest focal length, and it features built-in optical image stabilization to help manage camera shake across the zoom range.
Autofocus is fully supported alongside manual focus control, giving shooters the ability to switch modes as needed. A 67mm filter thread makes it straightforward to attach commonly available filter accessories. Weighing in at 520 grams, the lens remains portable enough for extended use in the field.
Its Micro Four Thirds mount ensures compatibility within the MFT mirrorless ecosystem, and it is classified as a mirrorless-system zoom lens.
Pros — Panasonic 100-300mm f/4-5.6 Vario Mega OIS
- ✓Wide telephoto zoom range from 100mm to 300mm (minFocalLength: 100, maxFocalLength: 300) for reaching distant subjects
- ✓Optical image stabilization (imageStabilization: Optical) helps control camera shake at longer focal lengths
- ✓Both autofocus and manual focus supported (focusType: Auto, Manual) for shooting flexibility
Cons — Panasonic 100-300mm f/4-5.6 Vario Mega OIS
- ✗Maximum aperture of f/4 (maximumAperture: 4) at the wide end narrows as you zoom, which can limit performance in lower light
- ✗Micro Four Thirds mount (lensFormat: Micro Four Thirds) limits compatibility to MFT system cameras only
- ✗No additional mount compatibility options listed in specifications beyond Micro Four Thirds
Videos — Panasonic 100-300mm f/4-5.6 Vario Mega OIS
A Look At The Panasonic Lumix G-Vario 100-300mm f4-f5.6 Zoom Lens — David Thorpe