How does a digital camera detect that an external flash is mounted, so that the internal flash is deactivated?

In effect, they can allow the user to personalize his or her flash units, just as the ... their custom functions differ from those of shoe-mount Speedlites. ... For instance, instead of C.Fn 1, 2, 3, 4, 5 and so on, the 320EX's are listed ... is to do it through the camera using the External Flash Control menu screen...

So in my review review I've tested it alongside the Panasonic Lumix GF6 and Olympus PEN EP5. Read on to find out which model will be best for you! ... . The X -M1's built-in flash is activated by a mechanical button behind and to the right ... the X-M1 has a hotshoe on which you can mount an external flash if you need a bit ...

Find helpful customer reviews and review ratings for Sony NEX-5TL ... The NEX also has a very small distance between the lens mount and the sensor. ... . I previously used an Eye-Fi card in my 5N, so to have built-in Wi-Fi and be able to use a ... .. However, an external flash is supplied and can be attached to the camera via ...

Flash info compiled from the knowledge shared in the rec.photo.digital newsgroup. ... Anti-twist plate - shoes mounted on frames with a single bolt will twist. ... Disabling the Internal Flash - In M-Rec, hit the Menu button, scroll way down to SETUP, ... This is the one you can find in local camera stores under different names.

If you want to experiment with off-camera flash using the built-in Canon ... So if your only goal is to shoot with the flash mounted on the camera, and if you ... .. The 580EX II can be powered from an external battery pack for extending the flash count ... .. What the setting "Master Flash: Disabled" does is it turns the 580 i...

It's also because small light sources mounted close to the lens produce a very ... Fortunately, digital photography eliminates this problem by presenting results ... So, here's some information to reveal the mysteries of flash photography with ... . Most importantly, an external flash unit can be taken off the camera - either wit...

The 580EX II is Canon's top-of-the-line, professional grade external flash ... As usual, I shot a lot of direct comparison tests for this review. ... . The Canon Speedlite 580EX II Flash auto power-off occurs after 1.5-15 minutes or can be disabled using ... . to owners of camera bodies without a built-in flash, but not so clear to t...

Buy Now ▻ Find the Canon Speedlite 430EX Flash on eBay.com ... An externalflash such as the Canon Speedlite 430EX Flash are one of the most ... be obvious to owners of camera bodies without a built-in flash, but not so clear ... An accessory flash can be mounted on a bracket to allow specific placement of the flash in ...

Read our in-depth Sony NEX-3N review to find out! ... The NEX-F3 was gifted with both a built-in flash and a self-portrait friendly tilting LCD. ... The Sony NEX- 3N comes kitted with the E-mount PZ 16-50mm f/3.5-5.6 OSS lens. ... an accessory port, and so can't accept external accessories such as strobes, ...

Is there any way to disable the micro switch on the flash mount? ... I guess I will have to do with the camera flash then as the Canon flashes ... the switch and the flash symbol in the camera is deactivated. ... I suspect the reason your flash is not firing is because you have not raised the camera's built-in flash.