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C.P. Goerz 10 3/4" f9.5 Red Dot Artar APO Apochromat

The C.P. Goerz 10 3/4" f9.5 APO Apochromat is a 273mm f/9.5 lens designed for Lens Board (Technical Camera) mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

C.P. Goerz 10 3/4" f9.5 Red Dot Artar APO Apochromat

C.P. Goerz 10 3/4" f9.5 Red Dot Artar APO Apochromat

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Lens Overview — C.P. Goerz 10 3/4" f9.5 APO Apochromat

The C.P. Goerz Red Dot Artar APO Apochromat is a classic large format prime lens manufactured during the 1950s, representing a significant era in precision optical craftsmanship. With a focal length of 273mm and a maximum aperture of f/9.5, this lens was purpose-built for large format sheet film photography.

It is compatible with sheet film formats including 4x5, 5x7, and 8x10, making it a versatile choice for photographers working across a range of large format film sizes. The lens is manual focus only, as expected of a vintage optical instrument from this period, and it mounts via a barrel configuration compatible with large format barrel lens systems. The shutter type is listed as other, consistent with the varied shutter or barrel configurations commonly found in vintage large format optics of this era.

Image stabilization is not present, which is standard for a lens of this type and age. This is a prime lens with a focal length range classified as standard for its format, and it carries no filter thread size on record. For collectors and working photographers alike, the Red Dot Artar represents a piece of photographic history from a manufacturer with a long-standing reputation in precision optics.

Key Features — C.P. Goerz 10 3/4" f9.5 APO Apochromat

Apochromatic Optical Design: Three-wavelength color correction minimizes chromatic aberration, producing sharp, color-accurate images across the frame.

273mm f/9.5 Prime: Fixed focal length purpose-built for large format work, delivering consistent rendering without zoom complexity.

Red Dot Designation: The 'Red Dot' marking identifies this as a premium, factory-certified example meeting Goerz's highest optical standards.

Large Format Coverage: Image circle comfortably covers 4x5 and 5x7 sheet film formats at infinity focus; 8x10 coverage should be verified at working distances before use.

Barrel Lens Configuration: Mounts in standard large format barrel, allowing use with a wide variety of field and studio large format camera systems.

1950s Vintage Manufacture: Produced during a period of refined large format optical craftsmanship, this lens carries genuine provenance for collectors and working photographers.

Lens Specifications — C.P. Goerz 10 3/4" f9.5 APO Apochromat

C.P. Goerz 10 3/4" f9.5 APO Apochromat full specifications
SpecDetail
Use CasesPortrait, Landscape, Macro, Creative Effects
Lens TypePrime
FormatLarge Format
Zoom/PrimePrime
Focal Length273mm
Maximum Aperturef/9.5
Camera SystemOther
Lens MountLens Board (Technical Camera)
AutofocusNo
Image StabilizationNone

Description — C.P. Goerz 10 3/4" f9.5 APO Apochromat

The C.P. Goerz Red Dot Artar APO Apochromat is a prime large format lens with a focal length of 273mm and a maximum aperture of f/9.5, manufactured during the 1950s. Designed for large format sheet film photography, it is compatible with 4x5, 5x7, and 8x10 sheet film formats, giving it broad utility across a range of large format workflows.

The lens is manual focus only and mounts via a large format barrel lens configuration, with the camera system and mount both designated as 'Other,' meaning buyers should confirm lensboard and shutter compatibility for their specific setup. No filter thread size is recorded in the specifications. Flash compatibility is listed as none.

As a vintage large format optic with genuine 1950s provenance, this lens appeals to both working large format photographers seeking classic optical character and collectors interested in historically significant photographic equipment from C.P. Goerz.

Pros — C.P. Goerz 10 3/4" f9.5 APO Apochromat

  • ✓273mm prime focal length purpose-built for large format shooting
  • ✓Maximum aperture of f/9.5 suited to large format exposure work
  • ✓Compatible with multiple sheet film formats: 4x5, 5x7, and 8x10

Cons — C.P. Goerz 10 3/4" f9.5 APO Apochromat

  • ✗Maximum aperture of f/9.5 limits light-gathering capability compared to faster lenses
  • ✗No filter thread size on record, which may complicate filtration setups
  • ✗Manual focus only with no autofocus capability

Frequently Asked Questions — C.P. Goerz 10 3/4" f9.5 APO Apochromat

What film formats is this lens compatible with?+
The C.P. Goerz Red Dot Artar is compatible with sheet film formats including 4x5, 5x7, and 8x10. It is designed specifically for large format sheet film photography.
What is the focal length of this lens?+
This lens has a focal length of 273mm, which corresponds to the 10 3/4 inch designation in its name. It is classified as a standard focal length range for its large format film category.
When was this lens manufactured?+
The lens was manufactured during the 1950s, placing it firmly in the vintage category. It is listed under the large format lens vintage type.
Does this lens work with a shutter?+
The shutter type is listed as 'Other' in the specifications. Buyers should verify compatibility with their specific shutter or lensboard setup before purchasing, as barrel lens configurations can vary.
Is this lens compatible with modern camera systems?+
The camera system is listed as 'Other' and the mount is classified under large format barrel lenses. It is not designed for modern camera mounts and is intended for use with large format view camera systems.
Does this lens have autofocus or image stabilization?+
No. This is a manual focus lens with no autofocus capability and no image stabilization, consistent with its vintage large format design.

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