Sharp Modern Aspherical LTM aka M39 40mm f/2.8 Retro Styled Lens Black Paint over Brass with Nickel Plated Infinity Lock Small and Compact at only 3.9oz, Lens Hood Included Rangefinder focuses down to .7 meter if camera allows Adaptable to M cameras with M to LTM adapter The Voigtlander L (L39) aka LTM 40mm F2.8 Aspherical black paint Heliar is a modern sharp compact Multi-Coated lens with beautiful retro styling. It is adaptable to M cameras using a LTM to M adapter. Like many classic rangefinder lenses this modern Heliar has a retro style infinity lock which doubles as a convenient and fast focus lever. The lens barrel is beautiful black paint over brass. The focus lever, infinity lock button and focusing stop are all nickel plated for the ultimate vintage look. This small compact Heliar weighs only 3.9 oz and extends from the camera body only 20.2mm. The 50mm frameline is brought up on most M bodies. Rangefinder close focus is .7 meter. Lens hood is included.