Top Aperture Blades Reviews

Rokinon 14mm f/2.8 IF ED UMC Ultra Wide Angle Fixed Lens w/ Built-in AE Chip for Nikon

• Minimum Focusing Distance of 10.8 inches.
• 18 elements in 12 groups, Aperture range:f/2.8-F/22, 10 diaphragm blades.
• This lens is compatible with all Nikon cameras that have full frame or APS-C sensors (which is all Nikon DSLR models).
• Aperture range:f/2.8-F/22, 10 diaphragm blades.

Adjustable Iris Aperture Diaphragm Camera Diaphragm 1.5-25mm Adjustable Lens Optical Diaphragm Microscope Iris Adapter Aperture

• 【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.

Sony 24-70mm f/4 Vario-Tessar T FE OSS Interchangeable Full Frame Zoom Lens

• 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....

Minolta Maxxum AF 100-200mm f/4.5 TELE lens for Minolta Maxxum Dynax SLR/DSLR cameras and Sony Alpha A-mount DSLR cameras

Canon EF-M 32mm f/1.4 STM Lens, Black - 2439C002

• Fixed focal length Lens with high image quality.
• 32mm field of view equivalent to 51mm on 35mm full-frame.
• Close-up shooting with up to 0.25x maximum magnification.
• Circular aperture (7 blades) for beautiful, soft backgrounds.

Rokinon RK12M-E-SIL 12mm F2.0 Ultra Wide Angle Fixed Lens for Sony E-Mount NEX and for Other Cameras Certified Refurbished

• Note: This is a manual focus lens and the user must operate it in manual mode. Product is for APS-C and not for full frame..
• Focuses to 7.9" (0.2m) and Accepts 67 Filters..
• 98.9 Degree Angle of View / 18mm (35mm Equivalent. Diaphragm blades: 6. Fast f/2.0 Maximum Aperture Benefits Working in Low-Light Conditions.

Rokinon 14mm T3.1 Full Frame Ultra Wide Angle Cine DSX Lens

• 1 Aspherical, 2 Extra Low Dispersion, 1 Hybrid Aspherical and 3 High Refractive Index.
• Angle of view of 115.7 degrees on full frame and 92.5 degrees on APS-C.
• Features ultra multi-coated glass and 9 aperture blades.

Pentax Fixed 55mm f/2.8 Standard Lens for Pentax 645D

• Fixed 55mm f/2.8 lens designed for the Pentax 645D.
• Fully weather sealed design to work with the weather sealed 645D..
• Quiet SDM autofocus motro provides fsta and accurate autofocus operation..
• Curved aperture blades provide a circular aperture at f5.6 for extremely smooth image bokeh..
• Pentaxt quick shift autofocus instantly shifts from auto to manual focus for on the fly focus accuracy..

Canon EF-S 24mm f/2.8 STM Lens

• Wide angle lens for Canon APS C cameras (equivalent to 38 millimeter on a full frame camera).
• Focal length & maximum aperture: 24 millimeter 1:2.8, maximum magnification of x0.27.
• Slimmest and lightest lens of the EF S series.
• Circular aperture (7 blades) delivers beautiful, soft backgrounds.
• Full time manual focus allows manual focus adjustment while in One Shot AF mode.
• Minimum focusing distance of 0.16 meters /0.5 feet.
• This product is compatible with all non full frame Canon EOS digital SLRs.

Canon EF-M 11-22mm f/4-5.6 STM Lens, Black - 7568B002

• Focal Length & Maximum Aperture: 11–22mm f/4–5.6.
• Lens Construction: 12 elements in 9 groups.
• Diagonal Angle of View: 102°10'–63°30'.
• Focus Adjustment: AF with full-time manual.
• Closest Focusing Distance: 0.49 ft./0.15m.Circular aperture (7 blades) helps deliver beautiful, soft backgrounds..Maximum magnification of 0.30x at the telephoto end.

Medieval II Total War Limited Edition

• Lens Construction - 16 Elements in 11 Groups.
• Angle of View - 34.3 degrees - 8.2 degrees.
• Number of Diaphragm Blades - 9 Blades (rounded diaphragm).
• Minimum Focusing Distance - 150cm / 59.1 in.

Canon EF 24-105mm f/3.5-5.6 IS STM Lens 9521B002

• Optical Image Stabilizer provides up to four shutter speed stops of correction. Focal Length & Maximum Aperture 24-105mm 1:3.5-5.6.
• New 7-group zoom optics allows for a conveniently compact design and outstanding optical performance.
• Two aspheric lenses plus a UD lens combine to provide high-quality results for both still images and movies.
• Circular aperture (7 blades) delivers beautiful, soft backgrounds.
• Inner focusing system, high-speed CPU and improved AF algorithm allow high-speed autofocus.

Rokinon Series II 14mm F2.8 Weather Sealed Ultra Wide Angle Lens for Sony E (SE14-E)

• Optically constructed of 14 elements in 10 groups (1 Asperical, 1 Hybrid Asperical, 2 ED, 3 High Refractive).
• Built-in lens hood and a soft lens pouch is included.
• Features ultra multi-coated glass and 9 aperture blades.
• Angle of view of 115.7 degrees on full frame and 93.9 degrees on APS-C.