Name: Mamiya RB67 180mm f4.5 Sekor C Lens RB-67
Brand: Mamiya
SKU: URB-06-6250-4 44510
Price: 129.2 USD
Availability: InStock

Displays noticeable wear including visible dings and scratches. Fully operational and includes all items shown in the listing photos. Glass elements may have slight imperfections not affecting image quality. The actual item for sale is pictured unless specifically noted otherwise. The condition rating applies to the core item and not any accessories.

Condition NotesRing of debris internally....read more.

The Mamiya RB67 180mm f/4.5 Sekor Lens is a medium telephoto lens designed for the Mamiya RB67 medium format camera system. Known for its sharp optics and robust build, this lens is ideal for portrait and studio photography, offering a flattering perspective and excellent depth of field control.

The 180mm focal length provides a medium telephoto perspective, ideal for portrait and studio photography.

Medium Telephoto Focal Length

A bright maximum aperture of f/4.5 allows for good light gathering and depth of field control.

f/4.5 Maximum Aperture

Designed specifically for the Mamiya RB67 medium format camera, ensuring seamless integration and performance.

Compatible with Mamiya RB67 System

Offers precise manual focusing control, essential for critical focus adjustments in studio settings.

Manual Focus Operation

The Mamiya 180mm f/4.5 Sekor is a **prime** lens designed exclusively for the **Mamiya RB mount**, covering the **medium format** camera system. With a fixed focal length of **180mm** and a maximum aperture of **f/4.5**, it occupies the telephoto range and is suited to photographers who want greater reach within the RB67 system. Focus is **manual only**, fitting the deliberate and precise shooting workflow that medium format photography calls for. The lens features a **77mm filter thread**, providing compatibility with a broad selection of standard screw-in filters. At **1100g**, it has the kind of solid, substantial build that comes with medium format glass of this caliber. There is **no image stabilization**, so a sturdy tripod or careful handheld technique is advisable. For photographers already working within the Mamiya RB ecosystem, this 180mm Sekor prime offers a dedicated telephoto option at a fixed, consistent focal length.

Equivalent to roughly 90mm in 35mm terms on the RB67, making it well-suited for portraiture, detail shots, and compressed perspectives.

180mm Medium Format Prime

Native mount compatibility ensures full mechanical integration with Mamiya RB67 and RB67 Pro-S cameras.

Mamiya RB Mount

Provides usable subject separation and light gathering for a telephoto lens covering the large 6x7 medium format image circle.

Smooth focus ring suits the deliberate, tripod-based shooting workflow typical of medium format photography.

Manual Focus Design

Accepts widely available 77mm filters, including ND, polarizer, and UV options, without the need for step-up rings.

77mm Filter Thread

Designed to work with the RB67's rotating bellows system; the shutter resides in the lens itself, enabling full flash sync at all speeds.

Leaf Shutter Compatible

Robust metal construction typical of Mamiya's professional medium format glass from this era, designed for long-term durability.

Mamiya RB67 180mm f4.5 Sekor C Lens RB-67

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