The 5514 is a 55mm f1.4 manual prime lens designed for APS-C cameras, delivering bright low-light performance and pleasing background separation. Multi-mount options and a 9-blade iris help create smooth, natural bokeh.
Focal Length :
55mmEquivalent Focal Length :
82.5mmImage Diameter :
Φ28.4Image Format :
APS-CMount :
NEX-E, M4/3, FX, ZE, EOSMAperture Range :
F1.4– F16Focusing Range :
0.42m – ∞Diaphragm Blades :
9 bladesLens Construction :
6 elements in 5 groupsDistortion :
>1.8%
Product Description
Built as an APS-C standard portrait lens, the 55mm focal length (82.5mm equivalent) naturally isolates your subject for portraits and everyday shooting. With a 6-elements/5-groups optical design and fully manual focus control, it prioritizes consistent rendering in a compact form (TTL approx. 75.1mm).
Performance Advantages
55mm f1.4 manual prime lens: f/1.4–f/16 for stronger low-light capability and creative depth of field
9-blade iris smooth bokeh: 9-blade aperture for rounder highlights and smoother blur transitions
Close focusing: approx. 0.42m minimum focus distance for portraits and detail shots
Fully manual control: manual focus + manual iris for deliberate photography and video work
Multi-mount mirrorless camera prime: available for Sony E (NEX-E), Micro Four Thirds, EOS-M, ZE, FX (choose by camera mount)
Image coverage: approx. Φ28.4mm image circle for APS-C use
Application Range
As an APS-C standard portrait lens, the 5514 fits portraits, street/documentary work, product shots, and lightweight video. If you’re looking for 9-blade iris smooth bokeh and stronger low-light flexibility, it’s a practical manual prime for creative control.
General Specifications:
| Field Angle: | D 29.5° / H 24.9° / V 16.6° |
| TTL : | 75.1mm |
| Working Wavelength: | 400 – 700nm |
| Relative Illumination: |
>0.5 |
| B.F.L. : | 17.9mm |


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