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KIPON Ibelux 40mm f/0.85 Mark III

Nikon Z (DX/FX)

KIPON Ibelux 40mm f/0.85 Mark III

Focal length
40 mm
Aperture
f/0.85
Weight
1150 g
Filter diameter
67 mm
Min. focus distance
75 cm
Length
128 mm
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At a Glance

The KIPON Ibelux 40mm f/0.85 Mark III is a manual standard prime for Nikon Z with an APS-C sensor, equal to 60 mm on full frame. Its f/0.85 aperture gathers a lot of light and allows very short shutter times. At 1.15 kg it is heavy. It focuses down to 75 cm and suits everyday shooting, street work and low light.

Good for

  • Everyday
  • Street
  • Low light

Worth knowing

  • APS-C image circle: on full-frame cameras only usable in crop mode, at reduced resolution.
  • No autofocus: focusing is manual only.

Derived from the manufacturer data, not from our own tests. How we check

Technical Specifications

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Min. focal length
40 mm
Max. focal length
40 mm
Max. aperture (min. zoom)
f/0.85
Max. aperture (max. zoom)
f/0.85
Min. aperture
f/22
Elements
10
Groups
8
Weight
1,150 g (2.54 lb)
Filter diameter
67 mm
Min. focus distance
75 cm (29.53 in)
Length
128 mm (5.04 in)
Diameter
74 mm (2.91 in)

Manufacturer data: kipon.com, kipon.com

Last checked: October 13, 2026 (against the manufacturer data) · How we check

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Compare with other lenses

Which cameras does the KIPON Ibelux 40mm f/0.85 Mark III fit?

The KIPON Ibelux 40mm f/0.85 Mark III is designed for APS-C sensors. On APS-C Nikon Z cameras its field of view equals 60 mm in full-frame terms. Full-frame bodies use it in APS-C (crop) mode, recording only part of the sensor and fewer megapixels.

Nikon Z cameras

Full frame (in APS-C mode):
Nikon Z5IIC,Nikon ZR,Nikon Z5II,Nikon Z6III,Nikon Z8,Nikon Zf,Nikon Z9,Nikon Z5,Nikon Z6II,Nikon Z7II,Nikon Z6,Nikon Z7
APS-C:
Nikon Z50II,Nikon Z30,Nikon Z fc,Nikon Z50

KIPON Ibelux 40mm f/0.85 Mark III compared

Key specs side by side with the most similar Nikon Z lenses.

LensKIPON Ibelux 40mm f/0.85 Mark IIISG-image MF 35mm F0.95Voigtländer Nokton 35mm f/1.2SG-image MF 35mm F1.2
Focal length40 mm35 mm35 mm35 mm
Max. aperturef/0.85f/0.95f/1.2f/1.2
Weight1,150 g393 g230 g200 g
Filter diameter67 mm52 mm46 mm46 mm
Min. focus distance75 cm35 cm30 cm40 cm
Length128 mm62 mm41 mm33 mm
Autofocusnononono
Image stabilizationnononono
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KIPON Ibelux 40mm f/0.85 Mark III: FAQ

Does the KIPON Ibelux 40mm f/0.85 Mark III have autofocus?

No, the KIPON Ibelux 40mm f/0.85 Mark III has no autofocus; you focus it manually.

Does the KIPON Ibelux 40mm f/0.85 Mark III have image stabilization?

No, the KIPON Ibelux 40mm f/0.85 Mark III has no stabilization of its own. On cameras with in-body image stabilization (IBIS) the image is still stabilized.

How much does the KIPON Ibelux 40mm f/0.85 Mark III weigh?

The KIPON Ibelux 40mm f/0.85 Mark III weighs 1,150 g. It is 128 mm long with a diameter of 74 mm.

What filter size does the KIPON Ibelux 40mm f/0.85 Mark III use?

The KIPON Ibelux 40mm f/0.85 Mark III takes 67 mm screw-in filters.

How close can the KIPON Ibelux 40mm f/0.85 Mark III focus?

The minimum focus distance of the KIPON Ibelux 40mm f/0.85 Mark III is 75 cm, measured from the sensor plane.

Is the KIPON Ibelux 40mm f/0.85 Mark III a full-frame lens?

No, the KIPON Ibelux 40mm f/0.85 Mark III is an APS-C lens. On APS-C cameras its field of view equals 60 mm in full-frame terms.

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