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KIPON Ibelux 40mm f/0.85 Mark III

Sony E

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

On Sony E with an APS-C sensor, this manual lens works as a standard focal length equal to 60 mm on full frame. The f/0.85 aperture allows very short shutter times in dim light. It is heavy at 1.15 kg and focuses down to 75 cm. It suits everyday shooting, street work and low-light scenes.

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

Simulate depth of field and angle of view

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 Sony E-Mount 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.

Sony E-Mount cameras

Full frame (in APS-C mode):
Sony A7R VI,Sony A7 V,Sony FX2,Sony A1 II,Sony A9 III,Sony A7C II,Sony A7CR,Sony ZV-E1,Sony A7R V,Sony A7 IV,Sony A1,Sony FX3,Sony A7S III,Sony A7C,Sony FX6,Sony A7R IV (A7R IVA),Sony A9 II,Sony FX9,Sony A7 III,Sony A7R III (A7R IIIA),Sony A9,Sony A7R II,Sony A7S II,Sony A7 II,Sony A7S,Sony A7,Sony A7R
APS-C:
Sony ZV-E10 II,Sony A6700,Sony FX30,Sony ZV-E10,Sony A6600,Sony A6100,Sony A6400,Sony A6500,Sony A6300,Sony QX1 (ILCE-QX1),Sony A6000,Sony A5100,Sony A3500,Sony A5000,Sony A3000,Sony NEX-5T,Sony NEX-3N,Sony NEX-6,Sony NEX-5R,Sony NEX-F3,Sony NEX-7,Sony NEX-5N,Sony NEX-C3,Sony NEX-5,Sony NEX-3

KIPON Ibelux 40mm f/0.85 Mark III compared

Key specs side by side with the most similar Sony E-Mount lenses.

LensKIPON Ibelux 40mm f/0.85 Mark IIISG-image MF 35mm F0.95Samyang 35mm F1.2 ED AS UMC CSSG-image MF 35mm F1.2
Focal length40 mm35 mm35 mm35 mm
Max. aperturef/0.85f/0.95f/1.2f/1.2
Weight1,150 g393 g420 g200 g
Filter diameter67 mm52 mm62 mm46 mm
Min. focus distance75 cm35 cm38 cm40 cm
Length128 mm62 mm74.2 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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