Sigma AF 30mm F1.4 EX DC HSM Lens
The Sigma 30mm f/1.4 is a 30mm f/1.4 lens designed for Canon EF, Nikon F, Sony A, Pentax K, Sigma SA mount cameras. Used copies start from $150 on GearFocus, with buyer protection on every purchase.
Sigma AF 30mm F1.4 EX DC HSM Lens
Used Sigma 30mm f/1.4 Listings on GearFocus
Lens Overview — Sigma 30mm f/1.4
Key Features — Sigma 30mm f/1.4
30mm F1.4 Prime: A fast, fixed focal length equivalent to roughly 45-48mm on APS-C bodies, making it a natural choice for everyday and street photography.
F1.4 Maximum Aperture: Allows shooting in low-light conditions with minimal artificial light and enables a shallow depth of field for subject separation.
APS-C Format Design: Optically engineered for crop-sensor DSLR cameras, ensuring the image circle and corrections are matched to the format.
HSM Autofocus Motor: Hyper Sonic Motor delivers fast, quiet autofocus operation suitable for both stills and candid shooting situations.
Auto and Manual Focus: Full-time manual focus override lets photographers fine-tune focus without switching out of autofocus mode.
EX Build Quality: Sigma's EX designation indicates a higher-grade construction with tighter tolerances and a more durable exterior finish.
Lens Specifications — Sigma 30mm f/1.4
| Spec | Detail |
|---|---|
| Use Cases | Portrait, Street, Travel, Night |
| Lens Type | Prime |
| Format | APS-C |
| Zoom/Prime | Prime |
| Focal Length | 30mm |
| Maximum Aperture | f/1.4 |
| Camera System | DSLR |
| Lens Mount | Canon EF, Nikon F, Sony A, Pentax K, Sigma SA |
| Autofocus | Yes |
| Focus Type | Auto, Manual |
| Image Stabilization | None |
| Filter Thread | 62mm |
Description — Sigma 30mm f/1.4
The Sigma AF 30mm F1.4 EX DC HSM is a prime lens designed for APS-C format DSLR cameras, available in Canon EF, Nikon F, Sony A, Pentax K, and Sigma SA mounts. Its standout specification is the f/1.4 maximum aperture, which allows photographers to work in low-light situations and achieve a shallow depth of field. The lens sits within the standard focal length range at a fixed 30mm, making it suitable for a broad range of everyday shooting scenarios on crop-sensor bodies.
Both autofocus and manual focus modes are supported, providing flexibility across different shooting styles. The 62mm filter thread accommodates a wide variety of commonly available filters. Weighing in at 430g, the lens has a sturdy presence without being burdensome.
Note that image stabilization is not included, so technique and the wide aperture are the primary tools for managing low-light and handheld shooting challenges.
Pros — Sigma 30mm f/1.4
- ✓Wide f/1.4 maximum aperture enables shooting in low-light conditions and supports shallow depth of field
- ✓Designed for APS-C format, making it purpose-built for crop-sensor DSLR cameras
- ✓Broad mount compatibility spans Canon EF, Nikon F, Sony A, Pentax K, and Sigma SA systems
Cons — Sigma 30mm f/1.4
- ✗No image stabilization, which can be a limitation when shooting handheld in low light despite the wide aperture
- ✗APS-C-only lens format limits use to crop-sensor bodies — not compatible with full-frame cameras
- ✗Fixed 30mm focal length offers no zoom flexibility, requiring the photographer to reposition for framing
Reviews — Sigma 30mm f/1.4
Videos — Sigma 30mm f/1.4
Sigma 30mm f/1.4 DC 'Art' lens review (with samples) — Christopher Frost
Frequently Asked Questions — Sigma 30mm f/1.4
Which camera mounts is this lens compatible with?+
The Sigma AF 30mm F1.4 EX DC HSM is available in Canon EF, Nikon F, Sony A, Pentax K, and Sigma SA mounts. It is designed for APS-C format DSLR cameras, so buyers should confirm they are using a crop-sensor body with one of these mounts.
Does this lens have image stabilization?+
No, image stabilization is listed as None in the specifications. Photographers shooting in low light or at slower shutter speeds will need to rely on the f/1.4 maximum aperture and proper handheld technique to manage motion blur.
What filter size does this lens use?+
The lens has a 62mm filter thread. This is a fairly common diameter, so a wide selection of filters should be available at a reasonable cost.
Does this lens support autofocus?+
Yes, the lens supports both autofocus and manual focus operation. Both focus modes are listed in the specifications, giving shooters flexibility depending on the shooting situation.
How heavy is this lens?+
The Sigma AF 30mm F1.4 EX DC HSM weighs 430g. This gives it a substantial feel consistent with a fast prime, while remaining manageable for extended handheld use.