Best Wide Aperture

Panasonic LUMIX G Leica DG SUMMILUX Lens, 15MM, F1.7 ASPH, Professional MIRRORLESS Micro Four Thirds, H-X015K (USA Black)

Designed for refined movie imagery. In addition to smooth, versatile power zoom, this remarkably compact lens minimizes angle of view shifts that can occur when focusing or zooming so that stable, high quality movie footage can be easily captured. Focus, zoom and aperture operation are also extremely quiet, greatly reducing noise and vibration that can interfere with movie recording..
Three-ring control: zoom, focus and aperture. Independent zoom, focus, and aperture rings on this compact lens offer flexible, intuitive creative control. Responsive zoom control is indispensable for movies, and Linear Response MF ensure that the focus ring responds directly and repeatably to subtle control when focusing manually. The aperture ring has an aperture click switch that allows the click stops to be turned off when smooth, seamless aperture adjustment is required as well as a lock switch to avoid inadvertently shifting from auto control..
Constant or variable zoom speed controllable from lens or compatible cameras/remotes. Power zoom can be controlled with the response and immediacy of a manual zoom with the lens ring. Slo....

【Material】The adjustable iris aperture diaphragm is made of high-quality aluminum alloy material, which is reliable and durable. High quality materials can bring you a good experience.
【Wide Application】The microscope iris aperture adapter is very suitable for optical applications, it can be widely used in a variety of optical instruments, cameras, etc.
【Specification】Inner Hole Size: Approx.1.5-25mm / 0.06-0.98in, Outer Diameter Size: Approx.37mm / 1.46in, Thickness: Approx.5.5mm / 0.22in, Blades: 14.
【Precise Technology】This microscope adjustable aperture is processed and manufactured with high‑quality precise technology. And it has small size which is convenient for you to carry and store it.
【Compact Design】The camera adjustable iris aperture has compact and practical design which makes the diaphragm work more stable and convenient.

High performance E mount lens with excellent contrast.
Minimum Focus Distance : 1.48 (Wide) 3.12 ft (Tele), Maximum Magnification ratio : 0.11x, Focal Length : 18 105 mm.
Versatile 27 158mm (35mm equiv.) zoom range. Angle of view (APS C): 76° 15°. Number of aperture blades are 7.
Constant F4 maximum aperture throughout the zoom range. Filter diameter (mm):72 mm.
It is recommended that you use a lens hood to reduce flare and ensure maximum image quality.Focal Length (mm) 11/16 4 1/8 35 mm equivalent focal length (APS C) 1 1/16 6 3/16 inches.

7 aperture blades (circular aperture diaphragm for natural background blurring).
3x zoom range covers everything from landscapes to portraits.
Nearly silent movie and still compatible auto-focus, great for movie shooting.
14-42 mm (35mm equivalent focal length 28-84 mm).
7 (circular aperture diaphragm for natural background blurring).

Lumia MFT lens – wide angle 14mm lens MFT mount has compatible with Micro Four Thirds mounted cameras, including Lumia g Mirrorless Digital Cameras.
Wide aperture – wide F2.5 aperture is outstanding for narrow depth of field shots with good booked background defocus, and sharp low light photography..
Low profile lens – the super narrow profile of this “pancake type” lens makes it a good choice for low weight travel and snapshot photography.

Full Frame Sensor Coverage with aperture range of T3.1 - T22.
Dual calibrated right and left side distance an T-stop scales.
Produces an Extreme Ultra-Wide 180 Degree Diagonal Fisheye View.
De-Clicked (Uncoupled) and Geared Aperture and Focus Rings with Unified Cine DS Lens System focus gear and aperture gear positions.

This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com.
Compelling wide-angle perspective combined with an ultra-fast f/1.4 aperture serves the needs of demanding professionals in exacting conditions.
Offers superior sharpness and color correction by effectively minimizing chromatic aberration, even at the widest aperture settings.
Aspherical lens elements virtually eliminate coma and other types of aberration, even when shooting at the widest available aperture.
A Nano Crystal Coat further reduces ghosting and internal flare across a wide range of wavelengths for even greater image clarity. Picture angle with 35mm (135) format 84-degrees.

High performance E mount lens with excellent contrast.
Minimum Focus Distance : 1.48 (Wide) 3.12 ft (Tele), Maximum Magnification ratio : 0.11x, Focal Length : 18 105 mm.
Versatile 27 158mm (35mm equiv.) zoom range. Angle of view (APS C): 76° 15°. Number of aperture blades are 7.
Constant F4 maximum aperture throughout the zoom range. Filter diameter (mm):72 mm.
It is recommended that you use a lens hood to reduce flare and ensure maximum image quality.Focal Length (mm) 11/16 4 1/8 35 mm equivalent focal....