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Camera set different shutter speed in manual


bebu_lamar

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<p>With your D750 and a newer SB does the E1 setting has an effect if the camera is in manual mode?</p>

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<p>I don't have an SB-5000, and I haven't tried all possible combinations, but I tested an SB-700 and an SB-910 on the D750 and a couple of other Nikon DSLRs from the last 3, 4 years. The e1 setting takes effect as soon as you mount the flash and switch it on, with the camera in the M mode: you cannot manually set a shutter speed faster than what e1 specifies.</p>

<p>Apparently that was the feature the OP from that other discussion somewhere else experienced.</p>

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<p>You can't set a shutter speed higher than the flash sync speed in any exposure mode. It's designed that way so that you don't wind up seeing your shutter edges in your photos. It's been that way since the first Nikons with auto fill flash in the film days. However, if you have a camera and flash that supports Auto FP and set the sync speed to Auto FP, you have no limit on the shutter speed, but the flash range will fall off above the top sync speed. The only reason not to use this setting is if you are using non-compatible flash.</p>

<p>Danny W.</p>

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<p>To be more precise, on recent Nikon DSLRs, when you are using an iTTL-compatible flash, you cannot manually set a shutter speed faster than what Custom Setting e1 is set to. Of course the range of permitted values for e1 is capped by that camera's flash sync speed plus the FP sync option.</p>

<p>For example, if your camera's flash sync speed is 1/200 sec, the fastest you can set e1 to is 1/200 sec. However, if you somehow set e1 to 1/15 sec, your shutter speed selection will max out at 1/15 sec.</p>

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<p>Shun, I assumed that the parts you filled in would have been obvious considering the discussion, but perhaps I should have known better, so thank you. I’ve been posting explanations here about using Nikon fill flash for probably eighteen years and by now I figured that everyone understood how it works. Note that I was the first person in this thread to point to flash sync speed—it should be really obvious to any Nikon flash user.<br>

<br />BeBu, the way you’d like the camera to work makes absolutely no sense at all with a focal plane shutter. If you don’t understand why, it would be worthwhile reading an article on the subject. I doubt that any modern camera with an FP shutter allows you to use shutter speeds higher than the sync speed when flash is on, unless you have selected a sync mode like Nikon’sAuto FP, which fires the flash multiple times to constantly illuminate the photo frame while the shutter slit travels across it. As I said earlier, this causes you loss of flash range, but it’s better than not having the flash operate at all.<br>

<br />As for your you belief about the F5, believing doesn’t make it so. I haven’t used an F5 since the year 2000, but you don’t have to take my word for it—here’s what the F5 manual says for Manual exposure mode on page 114:<br>

<br />“If you set the shutter speed at 1/500 sec. or faster, camera automatically shifts to 1/250 sec. as soon as the Speedlight is turned on. The manually set shutter speed indication blinks in the LCD panel, while the viewfinder shows 25o.”</p>

<p>Danny W.</p>

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<p>There is a lot of guessing in this thread. In any case:</p>

 

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<p>BeBu, the way you’d like the camera to work makes absolutely no sense at all with a focal plane shutter. If you don’t understand why, it would be worthwhile reading an article on the subject. I doubt that any modern camera with an FP shutter allows you to use shutter speeds higher than the sync speed when flash is on,</p>

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<p> <br>

I am guessing that what was meant was that at higher shutter speeds, it doesn't actually change the shutter, but instead tells the flash to reduce its power (flash time). </p>

<p>But I don't have a flash to test out those with.<br>

</p>

-- glen

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<p>Danny!<br>

I checked my F5 and yes it does lower the shutter speed with the SB-15 turned on. I do know about partially exposed image if the shutter speed set too high. I used to have camera with top sync speed of 1/60. But to me when I set the camera in Manual mode I do not want it to make any decision at all and it should follow my command even if it's a self destruct command. Yeah I don't believe in slavery but yes all my equipment are my slaves and they should do what I told them to.</p>

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<p>Thanks to Shun and Danny, but again my question was<br>

"if you set the shutter speed by the speed dial, then turn on the flash (a flash that has no FP) . What will happen?" Will the camera mechanics automatically turn the dial speed back to X200? I guess not. and I wonder what will happen.</p>

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<p>First of all, it is not my intention to exaggerate small differences or turn this discussion into a debate of philosophy and semantics. However, there is a fine difference between a focal-plane shutter's sync speed and Nikon's Custom Setting e1.</p>

<p>Perhaps some people pay no attention to Custom Setting e1 since it is kind of hidden inside the menu, but it is an explicit, manual setting. One sets it to instruct a Nikon camera never to exceed that shutter speed when a Nikon iTTL flash is used. Therefore, to me, it makes sense that the e1 setting overrides the manual shutter-speed setting. Again, if you set e1 to 1/30 sec, the camera will ignore any manual shutter speed setting above it and cap the shutter speed at 1/30 sec (when an iTTL flash is used), and that limit is not the camera's sync speed.</p>

<p>If you don't want that cap, set e1 to the maximum shutter speed allowed with FP sync. The maximum value for e1 is of course the camera's sync speed.</p>

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<p>"if you set the shutter speed by the speed dial, then turn on the flash (a flash that has no FP) . What will happen?" Will the camera mechanics automatically turn the dial speed back to X200?</p>

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<p>For example, if you mount a 50mm/f1.4 AF-S and an SB-910 flash onto a D800. You set e1 on the D800 to 1/30 sec and set the camera to the M mode. You switch off the flash to begin with. You can manually set the D800 to f2.8 and 1/1000 sec. Now you switch on the SB-910. You'll see the shutter speed change to 1/30, and both the top LCD and the one inside the viewfinder will show the shutter speed change from 1/1000 sec to 1/30 sec.</p>

<p>Again, with an iTTL flash on, the shutter speed limit is the e1 setting, not exactly the sync speed for that camera.</p>

<p>Now, what happens if your camera body is a Df. The Df doesn't have a dial motor to automatically rotate the shutter-speed setting from 1/1000 to 1/30 sec. Therefore, the dial will continue to be set at 1/1000 sec while the actual shutter speed used is 1/30. But that is the limitation of an old-fashioned mechanical dial.</p>

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