Kowa 150mm f/3.5 Telephoto Lens – Medium Format – Kowa Six Mount – Excellent

Description:
The Kowa 150mm f/3.5 is a classic medium format telephoto lens designed for the Kowa Six system, including the Six, Six MM, and Super 66 models. With a robust metal build and sharp optics, this lens delivers excellent image quality for portraiture, landscape, and general telephoto work.

Available in silver (Type I) and black (Type II), the lens features a Seiko leaf shutter with speeds from 1s to 1/500 plus T mode. Its optical design varies slightly between types:

• Type I: 6 elements in 3 groups
• Type II: 5 elements in 4 groups

Despite the Kowa system’s niche status, this lens holds its own against contemporaries like Hasselblad and Bronica in terms of resolution and rendering.

Key Features:

• 150mm focal length – ideal for portraits and telephoto compositions
• f/3.5 maximum aperture for shallow depth of field and low-light capability
• Seiko leaf shutter: 1s to 1/500 + T mode
• Manual focus with smooth helicoid action
• Solid metal construction – available in silver or black finish
• Compatible with Kowa Six, Six MM, and Super 66 medium format cameras

Specifications:

• Focal Length: 150mm
• Maximum Aperture: f/3.5
• Minimum Aperture: f/22
• Optical Design:
  • Type I: 6 elements in 3 groups
  • Type II: 5 elements in 4 groups
• Shutter Speeds: 1 second to 1/500 + T mode
• Minimum Focus Distance: 1.5 meters
• Filter Thread Size: 67mm
• Lens Mount: Kowa Six (bayonet)
• Focus Type: Manual
• Construction: Solid metal barrel (silver or black finish)
• Weight: Approx. 675g
• Dimensions: Approx. 83mm (length) x 80mm (diameter)

Condition:
Excellent vintage condition. Optics are clean with no haze or fungus, stripped and cleaned September 2026. Aperture blades are snappy and shutter speeds accurate. Barrel shows minimal wear. Includes front cap. Tested and working.

Search-Optimized Keywords:
Kowa 150mm f/3.5 lens, Kowa Six telephoto lens, medium format Kowa lens, vintage Kowa lens, Seiko shutter lens, Kowa Six mount lens, portrait lens for Kowa, manual focus medium format lens, Kowa Super 66 compatible lens