Comments on: Preventing the built-in flash from firing when using a Nikon SB-900 flash http://trick77.com/2010/01/17/preventing-built-in-flash-from-firing-nikon-sb-900-flash/ ...gadgeteers at work Tue, 15 May 2012 13:41:10 +0000 hourly 1 http://wordpress.org/?v=3.3.2 By: Kiernan http://trick77.com/2010/01/17/preventing-built-in-flash-from-firing-nikon-sb-900-flash/comment-page-1/#comment-3780 Kiernan Fri, 13 Apr 2012 07:10:34 +0000 http://trick77.com/?p=1841#comment-3780 The cheap and effective (and kludgey) way to prevent the on-camera flash from appearing in a shot is to tape a small piece of film negative to the flash. The IR will transmit to the remote flash(es), but visible light is blocked. I don't know if it's completely blocked, but enough not to show distinctly. The cheap and effective (and kludgey) way to prevent the on-camera flash from appearing in a shot is to tape a small piece of film negative to the flash. The IR will transmit to the remote flash(es), but visible light is blocked.
I don’t know if it’s completely blocked, but enough not to show distinctly.

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