Tamron 100-400mm F/4.5-6.3 Di VC USD Lens
The Tamron A035 is a 100–400mm f/4.5 lens designed for Canon EF, Nikon F mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Tamron 100-400mm F/4.5-6.3 Di VC USD Lens
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Lens Overview — Tamron A035
Key Features — Tamron A035
100-400mm Focal Range: Covers a versatile telephoto range suitable for wildlife, sports, and distant subject photography without changing lenses.
Optical Image Stabilization (VC): Tamron's Vibration Compensation system helps reduce camera shake when shooting handheld at the longer end of the zoom range.
USD Autofocus Motor: Ultrasonic Silent Drive delivers fast, quiet autofocus performance well-suited to action and wildlife shooting.
Variable f/4.5-6.3 Aperture: Maximum aperture shifts from f/4.5 at 100mm to f/6.3 at 400mm, which is typical for this zoom class and range.
Full-Frame Coverage: Designed for full-frame DSLRs but works equally well on APS-C bodies, where it delivers an effective range of up to 640mm equivalent.
Canon EF & Nikon F Mounts: Available in both mount options, making it a direct fit for photographers already using Canon or Nikon DSLR systems.
Lens Specifications — Tamron A035
| Spec | Detail |
|---|---|
| Use Cases | Wildlife, Sports, Birding, Travel |
| Lens Type | Telephoto |
| Format | Full Frame |
| Zoom/Prime | Zoom |
| Focal Length | 100–400mm |
| Maximum Aperture | f/4.5 |
| Camera System | DSLR |
| Lens Mount | Canon EF, Nikon F |
| Autofocus | Yes |
| Focus Type | Auto, Manual |
| Image Stabilization | Optical |
| Filter Thread | 67mm |
Description — Tamron A035
The Tamron 100-400mm F/4.5-6.3 Di VC USD is a telephoto zoom lens covering a 100–400mm focal length range, designed for full-frame DSLR cameras. It is offered in both Canon EF and Nikon F mounts, giving photographers using either major DSLR system the option to add long-reach zoom capability to their kit. The lens features optical image stabilization to help counter camera shake during handheld shooting, which is particularly relevant at the 400mm maximum focal length.
A maximum aperture of f/4.5–6.3 means the lens follows a variable aperture design as you zoom through the range. Both autofocus and manual focus are supported, allowing the shooter to choose their preferred method of focus control. The lens accepts 67mm filters, and its zoom design provides compositional flexibility across a wide telephoto range.
At 1,115g, it has a substantial build suited for full-frame DSLR bodies.
Pros — Tamron A035
- ✓Wide focal length range of 100–400mm suits a variety of telephoto applications
- ✓Available in both Canon EF and Nikon F mounts for broad DSLR compatibility
- ✓Optical image stabilization included to help reduce camera shake during handheld shooting
Cons — Tamron A035
- ✗Maximum aperture of f/6.3 at 400mm is relatively slow, which can limit performance in lower light
- ✗Weight of 1,115g may cause fatigue during long handheld shooting sessions
- ✗Variable maximum aperture (f/4.5–6.3) means light transmission decreases as you zoom in
Reviews — Tamron A035
- Tamron 100-400mm f/4.5-6.3 Di VC USD Review
Photography Life · unknown - Gallery and impressions: The Tamron 100-400mm F4.5-6.3 is light, sharp and stabilized
DPReview · unknown - TAMRON 100-400 LENS REVIEW | GREAT for Sports, Wildlife, Nature & Photographers On A Budget
Jared Polin - Tamron 100-400mm f/4.5-6.3 VC USD (A035) | Final Review | 4K
Dustin Abbott
Videos — Tamron A035
Tamron 100-400mm f/4.5-6.3 VC USD lens review with samples (Full-frame & APS-C) — Christopher Frost








