Quick answer
The Vivitar 100-200mm f/4.5 Auto Tele-Zoom is a short telephoto to telephoto telephoto zoom lens covering 100-200mm at f/4.5 for the Olympus OM mount. Its smaller maximum aperture favours daylight shooting and keeps the lens compact.
About this lens
Vivitar 100-200mm f/4.5 Auto Tele-Zoom: a manual-focus telephoto zoom lens with a 100-200mm focal length and a maximum aperture of f/4.5, made for Olympus OM mount cameras. The range suits sports, wildlife, events and portraits.
Vivitar 100-200mm f/4.5 Auto Tele-Zoom specifications
- Brand
- Vivitar
- Mount
- Olympus OM
- Focal length
- 100-200mm
- Maximum aperture
- f/4.5
- Lens type
- Telephoto Zoom
What can you shoot with the Vivitar 100-200mm f/4.5 Auto Tele-Zoom?
At 100-200mm this is a short telephoto to telephoto telephoto zoom, which typically suits:
- Portraits with a flattering perspective
- Events and weddings
- Isolating subjects from the background
- Sports and action
- Wildlife and birds at moderate distance
Its smaller maximum aperture favours daylight shooting and keeps the lens compact.
Full-frame equivalent and field of view
Calculated from the focal length and crop factor (adapted mount, so sensor size depends on your camera). Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 100–200mm | 10.3–20.4° | 12.3–24.4° |
| APS-C | 1.5x | 150–300mm | 6.9–13.7° | 8.2–16.4° |
| Micro Four Thirds | 2.0x | 200–400mm | 5.2–10.3° | 6.2–12.3° |
Frequently asked questions
What mount does the Vivitar 100-200mm f/4.5 Auto Tele-Zoom use?
It uses the Olympus OM mount, so it fits Olympus OM cameras directly and can be used on other systems through a mount adapter.
What is the focal length of the Vivitar 100-200mm f/4.5 Auto Tele-Zoom?
It zooms across 100-200mm with a maximum aperture of f/4.5. That makes it a short telephoto to telephoto lens.
Is the Vivitar 100-200mm f/4.5 Auto Tele-Zoom a prime or a zoom lens?
It is a zoom lens covering 100-200mm, so you can reframe without moving. Its maximum aperture is f/4.5.
What is the Vivitar 100-200mm f/4.5 Auto Tele-Zoom equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 150–300mm on full frame, with a 6.9–13.7° horizontal and 8.2–16.4° diagonal field of view. On Micro Four Thirds (2x crop) it frames like 200–400mm on full frame, with a 5.2–10.3° horizontal and 6.2–12.3° diagonal field of view. These figures are calculated from the focal length and crop factor.
Alternatives for Olympus OM from other brands
All Olympus OM lensesSame mount, overlapping focal range, closest maximum aperture first.
More Vivitar lenses for Olympus OM
All Vivitar lensesOther 100-200mm lenses
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