Irix 15mm f/2.4 Blackstone Lens Specifications and Measurements

SpecificationsIrix 15mm f/2.4 Blackstone Lens
  Irix 15mm f/2.4 Blackstone Lens
Year Introduced2016
Mounts OnFull Frame, APS-C
Lenses / Groups15/11
Angle of View: Diagonal110º
Aperture Range - Wide / Long f/2.4-22
Number of Aperture Blades 9
Rounded Aperture? Y
Manufacturer Specification Weight 24.2 oz  (686g)
Actual Weight 22.9 oz  (650g)
Lens Hood Weight 1.1 oz  (30g)
In-Use Weight 24 oz  (680g)
Manufacturer Spec Size (DxL) 4.49 x 3.94”  (114 x 100mm)
Measured Size (DxL) 4.03 x 3.62”  (102 x 91.9mm)
Max Length at Full Extension 3.62”  (91.9mm)
Internal Focusing? / Extends with Focusing? Y / N
Lens Hood Size (DxL) 4.47 x 1.71”  (113.5 x 43.4mm)
Lens Length with Hood (Min-Max) 5.09 - 5.09”  (129.3 - 129.3mm)
Size of Rings: Focus / Zoom 1.26”  (32mm)
Filter Size 95mm  UV ► CP ►
Front Element (Filter Mount) Rotates N
AF Motor Type
Full Time Manual Focus
Focus Ring Rotation 152°
Focus Limiter? / Focus Limiter Ranges
Distance Scale? / Type Y / Engraved
Close Focus  
Specified Min Focus Distance 11.02”  (280mm)
Tested Min Focus Distance (Wide / Long) 9.09”  (231mm)
Maximum Magnification (MM) 0.11x
Lens Hood Included / Model? Y /
Weather Sealed? / Filter Required? Y /
Image Stabilization? / Stops? / Tripod Sensing? N
Extender Compatible? N
Case Included? / Type? Y / Hard Case Buy ►
47.25" x 31.5" Subject Framing Distance 15mm = 2.02'
1200mm x 800mm Subject Framing Distance 15mm = 617mm
Review Irix 15mm f/2.4 Blackstone Lens
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