Quick Summary
The Sigma EX 80 to 400 4.5 to 5.6 Nikkon APO OS DG is a lens for digital and 35mm SLR cameras. It is described with Hyper Sonic Motor for ultra quiet shooting and full time manual focus, making it a practical option for photographers who want flexible zoom use and manual control.
Who It Is Best For
This lens suits photographers who want a zoom lens for digital and 35mm SLR cameras and value quiet operation during shooting. It may also appeal to buyers who want the option of full time manual focus for more direct control.
What To Know Before You Buy
The aperture is listed as fixed F4 throughout the entire zoom range, while the title also shows 4.5 to 5.6, so it is sensible to check the selected variation and product details before ordering.
Pros: It is described as suitable for digital and 35mm SLR cameras, with Hyper Sonic Motor and full time manual focus.
Cons: The aperture information appears inconsistent, so the exact specification should be checked carefully before purchase.
Common Buyer Questions
What kind of product is this?
It is a Sigma EX lens described for use with digital and 35mm SLR cameras.
Does it support manual focus?
Yes, it is described as capable of full time manual focus.
Is it quiet during shooting?
It is described as having a Hyper Sonic Motor for ultra quiet shooting.
Is the aperture information clear?
The available details are not fully consistent, so check the exact variation before ordering.
Who is it aimed at?
It is aimed at photographers looking for a zoom lens for compatible SLR camera use.
Key Details
| Detail | What it means in use |
|---|---|
| Brand | Sigma |
| Series | EX |
| Lens range | 80 to 400 |
| Aperture information | Listed as 4.5 to 5.6 in the title and fixed F4 in the description, so check the exact version |
| Camera compatibility | Described for digital and 35mm SLR cameras |
| Focus features | Hyper Sonic Motor and full time manual focus are listed |
Final Buying View
The Sigma EX 80 to 400 4.5 5.6 Nikkon APO OS DG is presented as a versatile zoom lens with quiet shooting and manual focus control, suited to digital and 35mm SLR camera users. The main point to check is the aperture information before buying. If that matches what you need, it offers a clear set of practical features for camera use.





