6 vintage camera lenses - for repair, cleaning & experimentation

4 Selling the following vintage camera lenses as one complete package. These lenses are best suited for someone interested in repair, cleaning, restoration, or experimenting with vintage optics. 1. Cosina 100–300mm f/5.6–6.7 MC Macro – Minolta MD Mount Push-pull zoom. Focus ring is smooth and easy to operate. Aperture ring is smooth. Lens is generally clean and in good condition. Some fungus is present under the front element. A small section of the plastic around the UV/filter mount is broken and missing. 2. RMC Tokina 80–200mm f/4 – Nikon Mount Push-pull zoom. Focus ring is smooth. Aperture ring is smooth. Zoom and focus operate properly. Aperture blades are fast and snappy. Under magnification, one of the rear elements appears to have some oil/liquid-like marks inside the glass. 3. Porst Weitwinkel MC Macro Auto 35mm f/2.8 – M42 Mount Aperture ring operates smoothly. Aperture blades operate smoothly. Fungus is present in the glass. The outer plastic focusing ring is broken and partially missing. Despite the damaged outer ring, the focus mechanism itself turns smoothly. 4. Porst Tele 135mm f/2.8 – M42 Mount Manual-focus prime lens. Focus ring is initially tight, but after turning it several times it becomes noticeably smoother/looser. Aperture blades open and close quickly and smoothly. There appear to be some white flakes/debris inside the lens, mainly in the surrounding/inner area rather than attached directly to the glass. Some small particles appear loose and may potentially be removable during cleaning. 5. Makinon Series E MC Auto Zoom 70–210mm f/4 – Nikon Mount Zoom operates smoothly. Focus operates smoothly. Aperture ring is smooth. Glass is clean. Lens generally works well. Intermittent aperture issue: at wider aperture settings, the aperture blades sometimes remain open and close only after lightly tapping the lens. This happens occasionally. 6. Exakta 28–70mm f/3.5–4.5 MC Macro – Canon Mount Autofocus lens. Not currently working properly. Autofocus is stiff. Zoom mechanism is stiff and cannot be moved normally. Sold strictly as a repair/parts lens. Important All lenses are sold together as one package and are being sold strictly for parts, repair, cleaning, restoration, or experimentation. Please carefully review the condition notes above before purchasing. These are vintage lenses with various optical, mechanical, and cosmetic issues, and no guarantee is made that any of the listed defects can be repaired. Sold as-is, as a lot, for parts or repair.