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Nikon PK 3 Auto Extension Ring 27.5mm (Non AI)

Grade Notes Price Qty
None
$12.00

* Item pictured for illustrative purposes only, actual item not pictured.

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Nikon PK 3 Auto Extension Ring 27.5mm (Non AI) Description

Details

The PK-3 Auto Extension Tube allows a lens to focus closer than its normal set minimum focusing distance. The PK-13 provides 27.5mm of extension. The rings can be used alone or in combination. It is compatible with older Nikon SLR bodies and lenses with a prong for meter coupling longer than 50mm, or with a reversed 50mm lens usinig a reverse adapter.

Nikon Auto Extension Rings PK and PN fit between the camera body and lens either individually or in combination. The extension rings have no optics. The PK and PN rings are used in manual focus mode and are considered non-CPU lens attachments. 

Provides perfect coupling and retains both AI aperture and meter coupling. Does not support AF operation.

KEH Specifications

  • Tube Length: 1.1" / 27.5mm
  • Function: Offers extension for any Nikon SLR lenses longer than 50mm (or with a reverse 50mm lens using the reverse adapter). Extends focus of the lens and allows it to focus closer than the normal minimum focusing distance
  • Note: Provides perfect coupling and retains both AI aperture and meter coupling. Does not support AF operation.
  • Compatibility: Nikon F mount Non-AI (Pre-AI) lenses

Specifications

Physical Characteristics

Lens Mount Nikon F Non-Ai

General information

Brand Name Nikon

Technical Information

Autofocus No

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