Quantaray 100-300mm f/4.5-6.7 LDO Lens
The Quantaray 100-300mm f/4.5-6.7 is a 100–300mm f/4.5 lens designed for Canon EF, Nikon F, Sony A mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.
Quantaray 100-300mm f/4.5-6.7 LDO Lens
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Lens Overview — Quantaray 100-300mm f/4.5-6.7
Key Features — Quantaray 100-300mm f/4.5-6.7
100-300mm Telephoto Zoom: Covers a versatile telephoto range suitable for wildlife, sports, and distant subjects without switching lenses.
f/4.5-6.7 Variable Aperture: Widest aperture of f/4.5 at 100mm provides reasonable light gathering at the short end of the zoom range.
Autofocus & Manual Focus: Supports both AF and MF operation, giving shooters flexibility across different shooting situations.
Three-Mount Compatibility: Available in Canon EF, Nikon F, and Sony A mounts, covering most major DSLR systems without adapters.
Full-Frame Coverage: Projects an image circle large enough for full-frame sensors while remaining fully usable on APS-C crop bodies.
58mm Filter Thread: A common filter size that is likely compatible with filters already in many photographers' collections.
Lens Specifications — Quantaray 100-300mm f/4.5-6.7
| Spec | Detail |
|---|---|
| Use Cases | Wildlife, Sports, Travel |
| Lens Type | Zoom |
| Format | Full Frame |
| Zoom/Prime | Zoom |
| Focal Length | 100–300mm |
| Maximum Aperture | f/4.5 |
| Camera System | DSLR |
| Lens Mount | Canon EF, Nikon F, Sony A |
| Autofocus | Yes |
| Focus Type | Auto, Manual |
| Image Stabilization | None |
| Filter Thread | 58mm |
Description — Quantaray 100-300mm f/4.5-6.7
The Quantaray 100-300mm f/4.5-6.7 LDO is a zoom telephoto lens with a focal range of 100mm to 300mm, designed for full-frame DSLR systems. It opens to a maximum aperture of f/4.5 at the wide end of the zoom range. The lens is available in Canon EF, Nikon F, and Sony A mounts, offering broad compatibility across major DSLR platforms.
Both autofocus and manual focus are supported, giving shooters control over how the lens acquires focus depending on the scene. With a 58mm filter thread, it works with standard screw-in filters that are easy to source. The lens weighs 520g, making it a manageable choice for photographers who shoot handheld for extended periods.
It is worth noting that no image stabilization is included, so technique and support equipment become more important at longer focal lengths. This lens is categorized as a telephoto zoom and suits DSLR shooters looking for reach across three popular mount systems.
Pros — Quantaray 100-300mm f/4.5-6.7
- ✓Wide mount compatibility covering Canon EF, Nikon F, and Sony A systems
- ✓Full-frame coverage makes it suitable for a broad range of DSLR bodies
- ✓100–300mm focal range provides useful telephoto reach
Cons — Quantaray 100-300mm f/4.5-6.7
- ✗No image stabilization, which can be a challenge at 300mm handheld
- ✗Maximum aperture narrows to f/6.7 at the long end, limiting low-light performance
- ✗Variable aperture across the zoom range reduces exposure consistency