Quick answer
The Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM is a ultra-wide to telephoto macro lens covering 18-300mm at f/3.5 for the Sigma SA mount. Its moderate maximum aperture works best in good light or with a higher ISO.
About this lens
A 18-300mm f/3.5-6.3 APS-C macro zoom lens, the Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM is designed for Sigma SA mount bodies, with Optical Stabilizer and Hyper Sonic Motor autofocus. A high-ratio walk-around zoom for APS-C cameras.
Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM specifications
What can you shoot with the Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM?
At 18-300mm this is a ultra-wide to telephoto macro, which typically suits:
- Landscapes and big skies
- Architecture and interiors
- Astrophotography and night skies
- Landscapes and cityscapes
- Street and travel photography
Its moderate maximum aperture works best in good light or with a higher ISO.
Full-frame equivalent and field of view
Calculated from the focal length and crop factor. Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 18–300mm | 6.9–90° | 8.2–100.5° |
| APS-C | 1.5x | 27–450mm | 4.6–67.4° | 5.5–77.4° |
Frequently asked questions
What mount does the Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM use?
It uses the Sigma SA mount, so it fits Sigma SA cameras directly.
What is the focal length of the Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM?
It zooms across 18-300mm with a maximum aperture of f/3.5. That makes it a ultra-wide to telephoto lens.
Is the Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM a prime or a zoom lens?
It is a zoom lens covering 18-300mm, so you can reframe without moving. Its maximum aperture is f/3.5.
What is the Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 27–450mm on full frame, with a 4.6–67.4° horizontal and 5.5–77.4° diagonal field of view. These figures are calculated from the focal length and crop factor.
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