The Pax M4, produced by Yamato Koki in Japan during the mid-1950s, is a remarkable example of the "Leica copy" era of Japanese rangefinder design. Often referred to as a "miniature Leica," the Pax M4 is celebrated for its incredibly compact all-metal construction and high-quality optics. Despite its small stature, it offers a complete manual photographic experience, featuring a coupled rangefinder and a bright viewfinder. This model is a sought-after piece for collectors of Japanese rangefinders and those who appreciate precision mechanical engineering in a pocket-sized format. KEY FEATURES Extremely compact 35mm coupled rangefinder design High-quality Luminor 45mm lens for sharp imaging Robust all-metal body with classic chrome and leatherette styling Integrated cold shoe for mounting external accessories Top-mounted film advance lever and manual shutter speed dial Includes an original leather ever-ready case with specialized cut-outs TECHNICAL SPECIFICATIONS Camera Type: 35mm Rangefinder Camera Lens: Luminor 1:2.8 f=45mm Shutter: Speeds from 1/10 to 1/300 second plus Bulb (B) Film format: 35mm (135 cartridge) Manufacturer: Yamato Koki, Japan Lens Serial Number: 56976 CONDITION REPORT Cosmetic: Very good vintage condition with minor signs of age-related wear on the chrome top and bottom plates. The leatherette is intact and well-preserved. Optics: The Luminor lens appears clear; the rangefinder patch is visible and functional for focusing. Mechanics: Shutter fires across speeds; film advance and focusing mechanisms operate smoothly. Test status: Sold as a collectible item; it has been visually and mechanically checked but not tested with film for light-tightness or precision. WHATS INCLUDED Pax M4 rangefinder camera Original brown leather Pax ever-ready case with strap WHY BUY THIS ITEM A beautifully crafted "pocket Leica" from Japan that combines vintage aesthetic charm with the mechanical precision of the golden age of rangefinders. KEYWORDS Pax M4, Yamato Koki, Luminor, Rangefinder, 35mm, Japanese Leica Copy, Vintage Camera, Analog Photography, Compact Camera, 1950s, Collectible Camera