- Lens Construction
-
ASPHERICAL LENS
- MTF Chart
-
Diffraction MTF
Geometrical MTF
| Spatial frequency | S:Sagittal Line | M:Meridional Line |
|---|---|---|
| 10lp/mm |
|
|
| 30lp/mm |
|
|
The MTF chart gives the result at the wide-open aperture
Specifications
- Lens Construction
-
8 elements in 7 groups
- Angle of View
-
51.3°
- Number of Diaphragm Blades
-
7 (Rounded diaphragm)
- Minimum Aperture
-
F22
- Minimum Focusing Distance
-
24cm / 9.4in.
- Maximum Magnification Ratio
-
1:4
- Filter Size
-
φ55mm
- Dimensions (Diameter × Length)
-
L-Mount：φ64.0mm × 46.2mm / φ2.5in. × 1.8in.
Sony E-mount：φ64.0mm × 48.2mm / φ2.5in. × 1.9in.
*The length of a lens is measured from the filter surface to its mount.
- Weight
-
L-Mount：215g / 7.6oz.
Sony E-mount：230g / 8.1oz.
- Edition Number
-
C019
About Edition Number
- Supplied Accessories
-
・LENS HOOD LH577-01
・FRONT CAP LCF-55mm III
・REAR CAP LCR II
- Mount / Product Barcode
-
L-Mount：00-85126-36069-6
Sony E-mount：00-85126-36065-8
Technology
Others
Lens construction: 8 elements in 7 groups (2 aspherical lenses)
Compatible with high-speed autofocus
Support for DMF, AF + MF
Lens Hood
Compatible with SIGMA USB DOCK UD-11 (sold separately; L-Mount only)
Designed to minimize flare and ghosting
7-blade rounded diaphragm
High-precision, durable brass bayonet mount
* L-Mount is a registered trademark of Leica Camera AG.
* This product is developed, manufactured and sold based on the specifications of E-mount which was disclosed by Sony Corporation under the license agreement with Sony Corporation.
