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Konica · Konica AR mount · Prime lens

Konica Hexanon AR 28mm f/3.5 — adapter compatibility and body matches

The Konica Hexanon AR 28mm f/3.5 sits on the Konica AR flange geometry (40.5 mm) — below is every body mount it adapts onto, the autofocus / IS / aperture-control level you should expect, and the specific adapter SKUs that ship the path.

Lens specifications

Manufacturer
Konica
Lens mount
Konica AR
Focal length
28mm
Aperture
f/3.5 – f/16
Lens type
Prime
Image stabilization
No
Weight
205 g
Filter thread
55 mm
Released
1973

Background & adapter context

A compact wide-angle Hexanon — modest f/3.5 speed but a well-corrected optic that performs cleanly on full-frame mirrorless via a glass-less adapter. 55 mm filter, manual focus + aperture ring. The affordable wide of the AR system.

Adapting the Hexanon AR 28 f/3.5 onto other bodies

Every feasible body-mount destination for a Konica AR lens, sorted by adapter feasibility. Curated adapter SKUs (linked below) cover the specific lens-side → body-side pairing — pick the row matching the body you own, then click the SKU for the full teardown.

Body mountResultAdapter examplesCaveats

Body mount

Canon RF
flange 20 mm
Mechanical
MFno ISAp. ring
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and Canon RF body.

Body mount

Canon EF-M
flange 18 mm
Mechanical
MFno ISAp. ring1.5× crop
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and Canon EF-M body.

Body mount

Nikon Z
flange 16 mm
Mechanical
MFno ISAp. ring
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and Nikon Z body.

Body mount

Sony E (incl. FE)
flange 18 mm
Mechanical
MFno ISAp. ring
  • K&F Concept AR-NEX
  • Fotodiox AR-NEX
  • Metabones AR-NEX (premium)
  • Konica AR's 40.5 mm flange leaves 22.5 mm for the adapter — Hexanon primes (40 mm f/1.8, 57 mm f/1.2) hit infinity comfortably.
  • Aperture-priority lenses (later Hexanon EE/AE) need an adapter with an EE-lock-disable pin or you'll be stuck wide open.

Body mount

Fujifilm X
flange 17.7 mm
Mechanical
MFno ISAp. ring1.5× crop
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and Fujifilm X body.

Body mount

Fujifilm GFX (G-mount)
flange 26.7 mm
Mechanical
MFno ISAp. ringvignettes
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and Fujifilm GFX (G-mount) body.

Body mount

Micro Four Thirds
flange 19.25 mm
Mechanical
MFno ISAp. ring2× crop
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and Micro Four Thirds body.

Body mount

L-Mount
flange 20 mm
Mechanical
MFno ISAp. ring
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and L-Mount body.

Body mount

Leica M
flange 27.8 mm
Mechanical
MFno ISAp. ring
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and Leica M body.

Body mount

Canon RF (cine)
flange 20 mm
Mechanical
MFno ISAp. ring
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and Canon RF (cine) body.

Body mount

C-mount
flange 17.526 mm
Mechanical
MFno ISAp. ring2.7× crop
  • generic mechanical adapter ring (multiple vendors)
  • Mechanical adapter only — no electronic communication between Konica AR lens and C-mount body.

Body mount

Canon EF
flange 44 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -3.5 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Canon EF-S
flange 44 mm
Speed booster
MFIS lens-onlyAp. wheel1.5× crop
  • Speed Booster / focal-reducer family
  • Flange clearance is only -3.5 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Canon FD
flange 42 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -1.5 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Nikon F
flange 46.5 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -6.0 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Sony A / Minolta A
flange 44.5 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -4.0 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

M42 (Pentax / Praktica screw mount)
flange 45.46 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -5.0 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Pentax K
flange 45.46 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -5.0 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

PL (Positive Lock)
flange 52 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -11.5 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Canon EF (cine)
flange 44 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -3.5 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Exakta
flange 44.7 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -4.2 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Praktica B
flange 44.4 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -3.9 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Minolta SR / MC / MD
flange 43.5 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -3.0 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Olympus OM
flange 46 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -5.5 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

Body mount

Contax/Yashica (C/Y)
flange 45.5 mm
Speed booster
MFIS lens-onlyAp. wheel
  • Speed Booster / focal-reducer family
  • Flange clearance is only -5.0 mm — a plain mechanical adapter cannot reach infinity focus; a focal reducer (Speed Booster) with optical glass is required.
  • Speed Boosters typically widen the effective focal length (~0.71×) and add ~1 stop of light, which can be desirable on crop bodies.

About the Konica AR mount

Konica's bayonet mount for the Auto-Reflex range, introduced in 1965 and produced until Konica exited camera manufacturing in 1987. Notable for the unusually short 40.5 mm flange — one of the shortest of any 35 mm SLR mount — which leaves Konica AR lenses extremely difficult to adapt onto longer-flange DSLRs. They adapt trivially onto mirrorless bodies (Sony E, Fujifilm X, MFT, Canon RF). Konica's optical line was strong: Hexanon primes (40 mm f/1.8, 57 mm f/1.2, 135 mm f/3.2) are highly regarded by manual-focus cinematographers and stills shooters working on mirrorless.

See every adapter that touches the Konica AR mount →

Common questions

What's the best body to adapt the Konica Hexanon AR 28mm f/3.5 onto?
Two strong destinations. First choice: a Canon RF body via a generic mechanical adapter ring (multiple vendors) preserves the most of the Hexanon AR 28 f/3.5's native behaviour (autofocus, in-lens IS where present, electronic aperture). Second choice: a Canon EF-M body via a generic mechanical adapter ring (multiple vendors) — solid fallback when the first body family is unavailable. The /matrix and /picker pages let you compare every feasible adaptation side-by-side.
Will autofocus work when the Hexanon AR 28 f/3.5 is adapted onto another body?
No — adapters in our catalogue route the Hexanon AR 28 f/3.5 through a mechanical path on the best-supported body (Canon EF). Focus is fully manual; rely on the body's focus peaking and magnify-to-focus aids to nail focus.
Does the Hexanon AR 28 f/3.5's in-lens image stabilization still work through an adapter?
The Hexanon AR 28 f/3.5 has no in-lens IS / VR / OS unit — there's no in-lens stabilisation to pass through. Bodies with IBIS (most modern mirrorless) still stabilise the captured frame, but stabilisation is body-side only.

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