Product Code: 1768279

Leica SF 40 Flashgun

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The Leica SF 40 is a high-powered, smart little flashgun that adds a lot of dynamic light to your scene. It has been made to be specifically compatible with Leica’s latest camera systems with TTL support for automatic exposure and metering. As a compact, user-friendly flash system, the SF 40 is an ideal companion when travelling. In regard to the SF 40’s power output, it is rated with a guide number of 40m at ISO 100 and 105mm - ideal for illuminating a whole room or a specific subject. Further to this, it has a zoom range of 24-105mm (expanded to 16mm with pull-out diffusion panel), 90° upward/downward tilt, and a full 360° of rotation. This allows for complete bounce coverage, whilst the addition of a compatible commander unit can transform the SF 40 into a wireless remote flash system.

Leica SF 40 Flashgun Key Features:

  • Compatible with Leica TTL
  • Optimised for use with Leica’s latest camera systems
  • Efficient wireless remote functionality
  • Impressive zoom range from 24 to 105mm (16mm with panel)
  • Slow, High-Speed,1st and 2nd Curtain Sync modes available
  • Tilts upward 90°
  • Full 360° horizontal rotation L & R
  • Versatile recycle time of 0.1 to 4 seconds
  • -2 to +2 EV Exposure Compensation (in ½ step increments)
  • Expansive 5600K colour temperature
  • Capable of approx. 220 to 1700 flashes on a single set of fully-charged batteries
  • LED video light available with a range of nine output levels
  • Powered by four AA batteries (not included)
  • Be sure to install the latest firmware updates to ensure compatibility

What's in the box?

  • 1 x Leica SF 40 Flash
  • 1 x External Diffuser
  • 1 x Soft Case
  • 1 x Flash Stand
  • 1 x Limited 2-Year Warranty


Is this flashgun compatible with the Leica M6 TTl?

This flashgun is compatible with all camera systems that utilise Leica TTL to include: M10, M (Typ 240), M9, M8, Q, CL, SL, S (Typ 007), and S (Typ 006) - no AF light at flash support.

Can you use this flashgun with the Leica M-P?

The SF 40 Flashgun is compatible with the Leica M-P as it utilises Leica TTL.

How does the Leica SF 40 Flashgun connect to a compatible camera system?

As with most flashguns, it utilises the hot-shoe mount on the top of the camera body.

How user-friendly is this flashgun?

The Leica SF 40 offers a full range of features, a user-friendly interface, and a guide number of 40m at ISO 100 and 105mm - all within a compact, stylish design. This unit is particularly easy to navigate doe to its compact size - making it an ideal companion when travelling light.

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Product Specification

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Product Code: 1768279-wex Manufacturers Part Number: 14624