Leica flash SF 40 impressions – Part 3

The Leica SF 40 is a flashgun fully compatible with the Leica M, the SF 24D is mostly manual. Strangely in term of size, SF 40 and SF 24D are close to be identical.     SF 40 is bigger because of using 4 AA sized batteries.     The flash head of SF...

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Leica flash SF 40 impressions – Part 2

The Leica SF 40 has a guide number (GN) 40 when using a 105 mm lens. For using with a 35mm lens, the GN is 35. It is true that the size of SF 40 is relatively small, at 84mm high. A normal flashgun will be around 140 mm. Many forum posts mentioned that the Leica SF 40...

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Leica flash SF 40 impressions – Part 1

Two years ago I reviewed the compact Leica flash SF24D. If you are still interested in reading it, the link is here. It gave me some good impressions. Its biggest issue is probably the battery, it is not the normal AA type, but 2 CR 123A type batteries. CR123A type of...

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The beauty of light

Without light, there is no photography. Photography captures the beauty of light, extends the boundary beyond our vision. Art at the very beginning is to imitate reality, but now art expresses or re-process reality in a new form or manner. Leica M is a simple camera,...

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The moon cakes

Mid-autumn festival, or moon festival is coming soon.  It falls on the lunar calendar the 15 August. As a tradition, we eat moon cakes to celebrate this festive season. Tonight we made some non-traditional, non-baked moon cakes.     We call these snowy moon...

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Leica M lens to M4/3 adaptor

What happens when a Leica M lens is mounted on a Panasonic DMC-GX7 body? Panasonic GX7 is a mirrorless camera of the micro fourth third system, in short we call it M4/3 or MFT. It is a system designed by Olympus and Panasonic on 5 August 2008. The sensor measures...

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