Sigma 1740mmf/1.8 DC | Art Bright WidetoNormal Zoom for APSC Mirrorless
Sigmas 1740mmf/1.8 DC|Art is the worlds first constantf/1.8 zoom designed specifically for APSC mirrorless cameras. Delivering prime-like sharpness and lowlight capability across a 25.560mm full-frame equivalent focal range, this lens offers outstanding performance in a compact, lightweight form.
Key Features
- Constant f/1.8 aperture across the entire 1740mm zoom range delivers shallow depth of field and consistent exposure.
- A sophisticated optical design with 17 elements in 11 groupsincluding four aspherical and four Special Low Dispersion elementscombined with Super MultiLayer Coating reduces flare, ghosting, and chromatic aberrations.
- An internal zoom mechanism maintains length and balance when zooming, minimizing zoom creep and suppressing focus breathingideal for handheld and video use.
- High-speed, whisperquiet autofocus powered by Sigmas HighResponse Linear Actuator (HLA), with smooth manual focus via knurled focus ring, plus customizable AFL buttons and aperture ring.
- Minimum focus distance of around 28cm (11in), offering up to 1:4.8 magnification at 40mm for creative close-up work.
- 11blade rounded diaphragm produces creamy, natural bokeh across the frame.
- Durable construction with water- and oil-repellent front element, dust and splash resistance, and brass bayonet mount.
- Compact profile measuring approximately 116mm long with a diameter of 73mm, weighing approximately 535garound 30percent lighter than its predecessor.
- Accepts 67mm filters, using conventional filter threads.
- Available for Sony E, Fujifilm X, Canon RF-S, and LMount cameras.
Performance Snapshot
This lens excels in low-light and shallow-depth-of-field shooting. Performance rivals that of top-tier prime lenses, with sharp central resolution, vibrant contrast, and pleasing background separation. Though edge performance at maximum aperture shows slight softness and chromatic aberrations at wide angles, it remains exceptional across its zoom range.
Why Choose This Lens?
When you want the speed and sharpness of an f/1.8 prime combined with the flexibility of a zoom, the Sigma 1740mmf/1.8 DC|Art stands out. It replaces multiple fast primes, reduces kit weight, and delivers professional optics in one solution. Ideal for stills and video creators who shoot portraits, events, street, and run-and-gun scenes.
With its large aperture, robust optics, and video-friendly controls, the Sigma 1740mmf/1.8 DC|Art is a game-changing zoom lens for APSC mirrorless users who demand both speed and versatility.
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