ITEM NAME:2er Metal Lens Hood Lens Hood For Leica M 40,5mm Description: Designed for 40.5mm camera filter thread lenses. Solid metal construction, with flat black interior to prevent reflections. Protect the lens from unwanted light spots, dust and particles. This lens hood not only prevents glare and lens flare, but also provides an extra protection to your lens Can be used even with the telephoto lenses -mainly to protect the filter mount from dings and scratches if you are not using an original lens shade. Specification: Material: Aluminum Fitment: For Leica M Package Includes: 1 Piece 40.5mm Silver Vented Hood SKU: ALU0036367777017515.For Leica M. This lens hood not only prevents glare and lens flare, but also provides an extra protection to your lens. Material: Aluminum.