Main: Lens Zebra Pancolar 1.8/50mm. Serial number 9462582. M42 screw mount. You buy what you see in the pictures. Aperture action was adjusted to usage with digital camera. Aperture blades always works in "Manual" mode. No more "Auto" aperture mode in this lens.  Condition:  Please, check all pictures as they are part of the description! Used. Good working condition. Glass is clean without scratches, cleaning marks, fungus or haze. Maybe few tiny cleaning marks on the lens coating - it has no visible effect on the image. Minor micro particles of dust inside inside, which is common for vintage optic and has no visible effect on the image too. Focusing action is smooth, but a little tight (not very tight!). Aperture blades work correct in "Manual" mode. There is no "Auto" aperture mode in this lens. There is minor oil traces on the aperture blades. Tested with digital camera Sony A7 - all works properly, image is nice. Test photos at F1.8 in description. Parcel includes: Lens, front and rear caps. You buy what you see in the pictures Delivery: International shipping via Air Mail with tracking number. Shipping within 24 hours (except Sunday) after Payment Confirmation Receipt. *Dear buyers. I am a seller from Ukraine. In spite of a Russia invasion in Ukraine, in my region situation is stable.  Ukrainian mail work and accept international shipping.