Re: Specifications & Images of the Upcoming Canon Lenses - RT on flash photo
I'd be surprised if it needed that much, the assumption is you are focused at infinity and the lens' nominal focal length is 50mm, but at closest focus distance the nominal focal length will be shorter requireing less extension. But i did say close to 2:1
Drainpipe said:privatebydesign said:I can see advantages for both solutions, the Nikon way makes using one to four heads very easy, sure you can switch one Canon one off but that isn't the same. But the Canon method makes battery management much easier and the heads lighter.
The 50 TS-E will take a 25mm tube and get you close to 2:1.
Ah more like 68mm of tubes (1.86:1). 25mm tube would be a 1:1. Unless I'm using this calculator wrong: http://extreme-macro.co.uk/extension-tubes/#calculator
sulla said:Those are not going to be cheap lenses. None of them.
Not at ~1kg each and with a red ring. This is a serious amount of glass.
Right? I'm guessing $2k easy for the 50mm, and I don't even want to guess on the 135mm.
I'd be surprised if it needed that much, the assumption is you are focused at infinity and the lens' nominal focal length is 50mm, but at closest focus distance the nominal focal length will be shorter requireing less extension. But i did say close to 2:1
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