KOMQI 2177
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
What Buyers Say
KOMQI 2177
This Nikkor 45mm f/2.8 PC-E tilt-shift macro lens delivers superb sharpness and excellent build quality, but it is a fully manual lens with no autofocus. Reviewers praise its unique tilt/shift capabilities for architectural, landscape, and macro photography along with its near-macro focusing. Common complaints include the high price, the need for practice and a careful workflow, and potential confusion about its autofocus status in product descriptions. Experienced users consider it an outstanding tool for professionals and enthusiasts who understand view-camera principles.
Pros
- Superb sharpness and image quality
- Excellent build quality
- Unique tilt/shift capabilities
- Near-macro focusing ability
- Versatile for architecture, landscape, and macro
Cons
- Very expensive
- Fully manual focus (no autofocus)
- Steep learning curve
- Confusing product description (AF status)
- Needs careful workflow
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
The Tamron 17-70mm f/2.8 Di III-A VC RXD lens is widely praised for its sharpness, versatile zoom range, constant aperture, and effective stabilization, making it an excellent all-around lens for APS-C cameras. Users appreciate its solid build quality and value for money, though many note it is noticeably heavier and larger than typical kit lenses, which can feel unbalanced on smaller camera bodies. A few reviewers mention minor issues like chromatic aberration at the longer end and noise from the aperture blades at certain settings, but overall sentiment is very positive.
Pros
- sharp image quality across zoom range
- constant f/2.8 aperture
- effective image stabilization
- fast and quiet autofocus
- versatile 17-70mm focal range
Cons
- heavy and large for APS-C body
- chromatic aberration at 50-70mm
- aperture blade noise above f/5.6
- short zoom throw initially stiff
- no aperture ring on Fuji version
Scores
Specifications
| KOMQI 2177 | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | |
|---|---|---|
| Optics | ||
| Type | macro | zoom |
| Focal Length Min | 60 mm | 17 mm |
| Focal Length Max | 60 mm | 70 mm |
| Elements | 12 | 16 |
| Groups | 9 | 12 |
| Aspherical Elements | 2 | 3★ |
| ED Elements | 2 | 2 |
| Coating | Nano Crystal Coat | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Nikon F | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | — | ✓★ |
| Weight | 0.42 kg★ | 0.54 kg |
| Filter Thread | 62 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | AF-S | RXD |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 185 mm★ | 190 mm |
| Max Magnification | 1:1 | 1:4.8 |
Pros & Cons
KOMQI 2177
- Strong bokeh (89th percentile)89th %ile
- Strong aperture (86th percentile)86th %ile
- Strong macro (86th percentile)86th %ile
- Strong stabilization (81st percentile)81st %ile
- Below average versatility (34th percentile)
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
- Strong optical (90th percentile)90th %ile
- Strong versatility (90th percentile)90th %ile
- Strong bokeh (89th percentile)89th %ile
- Strong aperture (86th percentile)86th %ile
Verdict
Scores 97 overall, wins 8 of 9 usage categories and 2 of 21 specs.