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AstrHori 55mm

The AstrHori 55mm G Mount is a 55mm f/5.6 lens from AstrHori. Check GearFocus for current availability, with buyer protection on every purchase.

AstrHori 55mm

AstrHori 55mm

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Lens Overview — AstrHori 55mm G Mount

The AstrHori 55mm is a manual focus prime lens designed for the medium format camera system. Sitting in the standard focal length range at 55mm, it offers a natural perspective well-suited to a variety of shooting scenarios. With a maximum aperture of f/5.6, this lens delivers consistent exposure across its usable range.

Weighing just 350g, it is a relatively compact and lightweight option for medium format glass, making it a practical choice for photographers who prioritize portability without stepping down to a smaller sensor system. The lens accepts 67mm filter thread accessories, giving photographers straightforward access to standard circular polarizers, ND filters, and UV protectors. Focus is entirely manual, meaning the photographer retains full control over the focusing process — an approach many deliberate shooters actively prefer.

There is no image stabilization on board, which is consistent with a manually operated prime of this type. The AstrHori 55mm is a prime lens in the standard focal length range, making it a solid everyday option for medium format shooters who are comfortable working with manual glass and want to keep their kit light.

Key Features — AstrHori 55mm G Mount

55mm Standard Focal Length: Provides a natural, close-to-human-eye perspective well suited to portraits, street, and everyday shooting on medium format.

Medium Format Prime: Designed specifically for medium format camera systems, taking full advantage of the larger sensor area for detail and tonal rendering.

f/5.6 Maximum Aperture: Consistent maximum aperture across the entire frame, ensuring predictable exposure in a variety of lighting conditions.

Manual Focus Operation: Fully manual focus ring gives photographers deliberate, precise control over the point of focus with no autofocus dependency.

Lightweight at 350g: Relatively light for a medium format prime, reducing fatigue during extended handheld or travel shooting sessions.

67mm Filter Thread: Accepts widely available 67mm circular filters including polarizers, ND, and UV options for straightforward accessory compatibility.

Lens Specifications — AstrHori 55mm G Mount

AstrHori 55mm G Mount full specifications
SpecDetail
Use CasesStudio, Fashion
Lens TypePrime
Zoom/PrimePrime
Focal Length55mm
Maximum Aperturef/5.6
Camera SystemMedium Format
AutofocusNo
Focus TypeManual
Image StabilizationNone
Filter Thread67mm
Weight350g

Description — AstrHori 55mm G Mount

The AstrHori 55mm is a prime lens built for the medium format camera system, offering a standard focal length perspective at 55mm. It is a fully manual focus lens with no autofocus capability, making it best suited to photographers who prefer deliberate, hands-on control over their focusing. The maximum aperture stands at f/5.6, providing a consistent and predictable exposure characteristic across all shooting conditions.

At just 350g, this lens is impressively lightweight for the medium format category, reducing overall system weight and improving comfort during extended use. The 67mm filter thread makes it straightforward to attach polarizing, ND, or protective filters using standard accessories. There is no image stabilization included in this lens.

The AstrHori 55mm is a practical, no-frills manual prime for medium format photographers looking to work with a lighter, simpler kit.

Pros — AstrHori 55mm G Mount

  • ✓Lightweight at just 350g for a medium format prime lens
  • ✓Standard 55mm focal length provides a natural, versatile perspective
  • ✓67mm filter thread size supports widely available filter accessories

Cons — AstrHori 55mm G Mount

  • ✗Maximum aperture of f/5.6 is relatively modest, limiting performance in lower light
  • ✗No autofocus support may slow down shooting in fast-paced situations
  • ✗No image stabilization included

Videos — AstrHori 55mm G Mount

AstrHori 55mm f/5.6 Fujifilm GFX Mount Review — Dylan Goldby

Resources & Downloads — AstrHori 55mm G Mount

Manuals & Guides

Frequently Asked Questions — AstrHori 55mm G Mount

Does the AstrHori 55mm have autofocus?+
No, the AstrHori 55mm is a manual focus only lens. There is no autofocus mechanism. Photographers must focus by hand using the lens's focus ring.
What is the maximum aperture of this lens?+
The maximum aperture is f/5.6. This is a fixed prime lens, so the aperture range is consistent regardless of framing.
What filter size does the AstrHori 55mm use?+
The lens has a 67mm filter thread, which is a common size compatible with a wide range of circular and screw-in filters available from most filter manufacturers.
How heavy is the AstrHori 55mm?+
The lens weighs 350g, which is notably lightweight for a medium format prime lens and contributes to a more manageable camera system overall.
Does this lens have image stabilization?+
No, the AstrHori 55mm does not include image stabilization. Photographers relying on this lens for handheld shooting should be mindful of shutter speed selection.
What camera system is this lens designed for?+
The AstrHori 55mm is designed for the medium format camera system. Buyers should verify specific mount compatibility with their camera body before purchasing, as mount details are not fully specified in the available product data.

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