N°958049 · Family detail
IrixWide·NIKON F mount

Irix Firefly 15mm F/2.4

Specifications01

MountNIKON F
Focal length15mm
Max aperturef/2.4
TypeWide · Prime

Summary02

IRIX 15mm F/2.4 Firefly is a 15mm wide-angle prime for Nikon F full-frame/APS-C use, suitable for landscape and astrophotography with a fast f/2.4 aperture.

AI-assisted summary — verify against linked sources

Specifications from lesdeux

Where can this lens be adapted?

The Nikon F mount has a flange distance of 46.5 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • Nikon G lenses have no aperture ring: use an adapter with an aperture lever. Nikon E lenses set the aperture electronically: use an electronic adapter.
  • Sony EAdapter · 28.5 mm
  • Canon RFAdapter · 26.5 mm
  • Nikon ZAdapter · 30.5 mm
  • Fujifilm XAdapter · 28.8 mm
  • L-MountAdapter · 26.5 mm
  • Micro Four ThirdsAdapter · 27.25 mm
  • Fujifilm G (GFX)Adapter · 19.8 mm

    Covers full-frame: it can vignette on a medium format sensor.

  • Canon EF-MAdapter · 28.5 mm
  • Canon EFAdapter · 2.5 mm

    A rear element that sticks out can hit the camera mirror.

  • Nikon FNative

Sources03

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