This is the brass, black chrome front lens cap that was originally included with the Summicron-M 35mm f/2 ASPH black chrome lens, catalog number 11689, introduced in 2015 and limited to 500 pieces worldwide.

The cap is embossed with the Leica logo on the front, and the inside is lined with black felt to protect the lens.

Weight: 27 grams

Outer Diameter: 45.5mm

Outer Depth: 9mm

Inner Diameter: 42.5mm

We will continue to test this cap to see what lenses it fits on. This list will be updated as we find more:

• Summicron-M 35mm f/2 ASPH V5 (11879 & 11882)
• Macro-Elmar-M 90mm f/4 V2 (11670)
• Tele-Elmarit-M 90mm f/2.8 "Thin" V2 (11800)