Mamiya
This lens is is in beautiful condition and in the finest working condition. There is a small scuff on the distal end of the "bottom" lens. Please see photos for details. The Mamiya-Sekor 250mm f/6.3 is a vintage telephoto lens designed specifically for Mamiya's C-series interchangeable dual-lens reflex (TLR) medium format film cameras, such as the C22, C33, C220, and C330. It stands out as the longest focal length available for the Mamiya TLR system, offering a field of view roughly equivalent to a 135mm telephoto lens in 35mm full-frame terms.
Key Specifications & Features:
Focal Length: 250mm (telephoto reach for medium format).
Aperture Range: Maximum aperture of f/6.3, closing down to a remarkable minimum aperture of f/64.
System Design: Dual-lens assembly pairing a top "viewing" lens with a bottom "taking" lens integrated onto a unified lens board.
Shutter Mechanism: Built-in Seiko leaf shutter with full flash synchronization at all speeds.
Weight: Fairly light for its size at 628 grams.