Manufacturer: LEICA Leica *Actual item is L39 mount Product Name: Summicron L50mm f2.0 Collapsible Summicron with Thorium Lens, 1952 Item Condition: Good Included Accessories: Original front cap, aftermarket rear cap Operational Status: Tested with actual photos - exhibits a strong yellow cast. Helicoid and collapsible mechanism operate smoothly. Exterior: Some chrome peeling is visible on the inside of the collapsible section, but otherwise, there are no noticeable scratches or scuffs, and the condition is good. Please check the photos for details. (Please also make your judgment based on the photos, even for areas not mentioned in the text.) Optics: Slight cleaning marks on the front element and small dust particles in the middle element are visible. There is some slight dust and coating degradation when a strong light is applied, but it is in good condition considering its age. There is no impact on actual photos. Please check the photos for details. (Please also make your judgment based on the photos, even for areas not mentioned in the text.) ■Notes: Dust, extremely small mold, and extremely thin haze that do not affect photography may be barely visible depending on the angle and amount of light, even if not mentioned. The description of normal functionality indicates that there are generally no problems, but there may be slight errors or individual quirks. Unless specifically stated as perfect or in new condition, please consider that the item is a used product. Returns are only accepted for natural failures or malfunctions within 7 days of product arrival. *Please be sure to check the profile for notes on returns.