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Sigma Zoom-K II 70-210mm f/4.5 Lens For Konica 52mm Vintage Telephoto w/ Case
Product Details
Sigma Zoom-K II 70-210mm f/4.5 manual focus lens for Konica mount clean optics includes Sigma case. Vintage Sigma Zoom-K II 70210mm f/4.5 telephoto zoom lens designed for Konica mount cameras. Classic manual focus lens with smooth zoom action and solid all-metal construction typical of Sigmas late 1970searly 1980s optics. Glass appears clear with no major haze or fungus observed under light. Aperture blades respond correctly and focus/zoom rings move smoothly. Minor cosmetic wear consistent with age and normal use. Includes original Sigma hard storage case and lens caps as shown. Brand: Sigma Model: Zoom-K II Focal Length: 70210mm Maximum Aperture: f/4.5 Mount: Konica AR Filter Size: 52mm Focus Type: Manual Made in Japan Includes: Sigma case + caps (see photos)
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.












