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Sigma 23mm F1.4 DC DN I Contemporary Sony E Lens

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Sigma 23mm F1.4 DC DN I Contemporary Sony E Lens

Name: Sigma 23mm F1.4 DC DN I Contemporary Sony E Lens
Brand: Sigma
SKU: 0085126348656
Price: 479.0 GBP
Availability: InStock

SigmaSKU: 0085126348656

Price:

£479.00

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Sigma 23mm F1.4 DC DN I Contemporary Sony E Lens

APS-C Format | f/1.4 to f/16
35mm (Full-Frame Equivalent)
Excellent Low-Light Performance
Fast Internal Focus System
Rounded 9-Blade Diaphragm
Dust & Splash-Resistant Design

A fast-aperture wide-angle prime for APS-C-format mirrorless cameras, the Sigma 23mm f/1.4 DC DN Contemporary Lens provides a field of view equivalent to 35mm on a full-frame camera.

Offered here with a Sony E-mount, this lens delivers high resolution along with beautiful bokeh effects thanks to its large f/1.4 maximum aperture. An inner focus system with a stepping motor delivers fast and accurate autofocus for still and video use, and with a minimum focusing distance of 9.9" the lens is well-suited for close-up photography and portraiture.

Prime wide-angle lens is designed for APS-C-format Sony E-mount mirrorless cameras and provides a 35mm equivalent focal length.

Bright f/2 maximum aperture benefits working in difficult lighting conditions and also offers greater control over depth of field.

Inner focus system with stepping motor for fast, reliable AF for both still and video use.

Minimum focusing distance of 9.9" allowing for unique close-up photographs and portraits

Compatible with AF assist function and lens aberration correction on supported cameras.

Dust and splash-resistant construction with a brass bayonet mount for ensured accuracy and durability.

Lens construction	13 elements in 10 groups
Angle of view	63.4°
Number of diaphragm blades	9 (rounded diaphragm)
Minimum aperture	F16
Minimum focusing distance	25cm
Maximum magnification ratio	1:7.3
Filter thread	52mm
Dimensions (diameter x length)	ø65.8mm × 76.9mm
Weight	340g

Understanding: Aperture

Aperture is the opening in a camera lens that controls how much light enters the camera. It's measured in f-stops like f/2.8 or f/8. Lower f-stop numbers mean wider openings, letting in more light and creating a shallow depth of field (blurry background). Higher f-stop numbers mean smaller openings, letting in less light and creating a larger depth of field (more of the scene in focus). Aperture also affects the quality of out-of-focus areas in the image (bokeh).

Understanding: Lens Types

Different lenses have different purposes to achieve different styles of images, some popular ones include:
Prime Lens: Fixed focal length, sharp images, great for portraits and dark settings.
Zoom Lens: Variable focal length, versatile for different shots and everyday use..
Wide-Angle Lens: Captures wide scenes like landscapes.
Telephoto Lens: Magnifies distant subjects, ideal for sports & wildlife.
Macro Lens: Perfect for close-up photography of small subjects.
Fisheye Lens: Ultra-wide perspective, creates unique images.

Understanding: Lens Mounts

Different camera brands use different lens mounts, which are like connectors that attach lenses to camera bodies. Each mount is specific to a particular brand and camera series. For example, Canon uses the EF and RF mounts, Nikon uses the F mount, Sony uses the E mount for its mirrorless cameras. These mounts dictate which lenses are compatible with which cameras. Some brands offer adapters to use lenses from other systems, but it's essential to ensure compatibility for proper functionality and autofocus performance.

Understanding: Manual and Autofocus

Manual focus and autofocus are two ways to adjust the sharpness of a camera lens. With manual focus, you turn a ring on the lens to bring the subject into focus yourself, giving you full control over what appears sharp in the image. Autofocus, on the other hand, relies on the camera's built-in technology to automatically adjust the focus for you, usually by detecting contrast or phase differences in the scene. Autofocus can be convenient, especially for fast-moving subjects or when you need to capture a quick shot, whereas manual focus allows for precise adjustments and creative control over the final image.