Best telephoto lens for the leica m monochrom typ 246?

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From Leica M Monochrom (Typ 246): Leica M Monochrom (Typ 246): A rangefinder by Leica with a 24-megapixel full frame sensor, announced in 2015. Black and white only, built on the Typ 240. Specs - Maker: Leica - Mount: Leica M - Sensor: Full frame, 36 x 24mm, crop factor 1.0 - Resolution: 24 megapixels - Stabilisation: none in the body; use stabilised lenses for slow shutter speeds - Announced: 2015 - Type: rangefinder Focal lengths on it Full frame is ...

From Sensor sizes: What it costs you: - Size, weight and price, especially of the lenses. A full-frame telephoto is much larger than its APS-C or Micro Four Thirds equivalent. - Less depth of field when you want more of it, for macro or landscape.

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