Questions tagged [ttl]

Through-the-lens metering (TTL) is a feature in many modern cameras that allows the user to measure light levels through the lens that will capture the picture.

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Why is my Yongnuo YN-568EX flash stuck in ETTL mode?

I’ve just bought this flash. At first it seems fine, and I can switching the mode from ETTL to M and Multi mode. But then after a while, I can’t change to other modes and the flash is stuck in ETTL. ...
stella's user avatar
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Exposure compensation on flash only works in manual mode, is this normal?

I just got a Nissin MF18 ring flash to stick on my Sony α7 III. I'm just wondering if how it behaves is normal or if there's a setting buried somewhere in the camera or flash that might change it. In ...
Slashee the Cow's user avatar
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2 answers
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Why can't I control my Godox V860 II-N in TTL with my pop up flash (Nikon CLS system)?

I am using a Nikon D800 to trigger the Godox V860 II N with the pop up flash.  The flash is triggered and fires without problems, but using the same settings I get completely different exposures if I ...
jean-marc caimi's user avatar
1 vote
2 answers
1k views

How do I trigger TCM (TTL convert to Manual) on a Godox XPro II?

I've owned a Godox XPro transmitter before, but now I've upgraded to the newer XPro II. And it doesn't have a TCM button. The specs say it does TCM and there's a TCM C.Fn for setting the type of light ...
inkista's user avatar
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Godox X1T(F) + V850ii on Fuji XE-3: does TTL mode work?

I've borrowed a Godox X1T for Fuji cameras, and a Godox V850ii flash. I'm trying to use that stuff with a Fuji XE-3. I'd like to be able to do this in a "TTL" auto-flash setup, which I think ...
Pointy's user avatar
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4 votes
2 answers
2k views

Are there any 3rd-party TTL Leica flash options?

For Leica TTL flash, are there any third-party options? I can't find any, so I'm assuming not. It seems if you own Leica gear and want TTL, you use Leica flashes and nothing else. Does anyone know ...
mooie's user avatar
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2 votes
3 answers
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How do I avoid overexposure using a shoe-mounted flash outdoors?

I shoot with a Canon EOS 77D and have a 430EX III-RT flash. Whenever I use the flash outdoors to compensate for lighting the photo are overexposed. I shot in Av with ISO 400, then 200, 1/200 sec ...
Reverse Polarity's user avatar
1 vote
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57 views

How to calculate under or over exposure using these values TTL meter (Lux), Shutter speed and ISO/ASA

I would like to get into film photography as a hobby, I own two 35mm film Cameras which both have broken TTL meters, they are common Fujica bodies and I would like to replace the (battery damaged) TTL ...
Thomas Hussey's user avatar
2 votes
1 answer
128 views

Can I remotely trigger a SUNPAC NE-i flash (dedicated for Nikon DSLR's) using a FlashPoint wireless transmitter & receiver?

I use Nikon D850 with other FlashPoint flashes. I have this older Sunpak NE-i that I used with a Nikon D200. Wondering if anyone has any experience triggering these with wireless remote like ...
Carl's user avatar
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Can a Godox XPro transmitter for one brand fire a legacy flash for a different brand + X1R in TTL?

I have recently moved from Canon to a Sony A7R IV and want to fire my Canon flash (600EX-RT) mounted on a X1R-C while using a XPro-S on camera. I can successfully use this combination in manual mode, ...
Paul's user avatar
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2 votes
2 answers
252 views

Why am I getting underexposure bouncing a Neewer flash from the ceiling on a Canon camera in TTL mode?

I'm starting to learn about flash photography and purchased a basic flash to try out. When using ETTL mode I get a strange behavior when bouncing off the ceiling. Camera: EOS 1300D Flash: Neewer 562c ...
Matt's user avatar
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1 answer
817 views

HSS and TTL not working with Fuji X-Pro2 and Godox system

I own a Fuji X-Pro2 camera. I recently bought a Godox XPro-F trigger and a Godox SK400ii strobe to try out some flash portrait photography. I can easily get everything working at normal shutter ...
sleithart's user avatar
1 vote
4 answers
2k views

What is the flash S2 slave mode used for?

I have two Godox flashes, a V850 and a TT350. Both have built in optical slave triggers with modes S1 and S2. S1 is a plain dumb slave, it fires when it detects a bright flash of light. S2 ignores ...
Joseph Rogers's user avatar
3 votes
1 answer
224 views

Is there a studio flash system that supports wireless Canon E-TTL (not E-TTLII)?

I've been tasked with equipping a studio. We are using Canon EOS film cameras and Canon EOS digital cameras. The Canon EOS film cameras support E-TTL flash metering, the digital ones support E-TTLII ...
semmeess's user avatar
3 votes
2 answers
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What kind of built-in light meters in film cameras exist?

There are a number of light meters built into film cameras I am aware of. First there's selenium cell light meters, like on the below old Canonet. Later cadmium sulphide (CdS) photocells became more ...
G_H's user avatar
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5 votes
2 answers
218 views

Metering on a Zenza Bronica with ND-Filter

I have recently acquired a 10-stop ND filter for my Bronica ETRS, but I have run into a problem while metering. I use the Bronica with the AE-II prism viewfinder with integrated light-meter, and so ...
Philipp Grewenbach's user avatar
2 votes
3 answers
857 views

How is 0EV for flash exposure compensation defined?

I'm trying to understand flash exposure compensation better. I get the relative scale, i.e., -1EV is half as much light as 0EV, but what is 0EV itself? Specifically: At 0EV, is the flash trying to ...
Asher L.'s user avatar
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2 votes
1 answer
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Is adapting legacy TTL flashes to digital-ready TTL systems technically or just marketing/no-one-bothers-impossible?

The reason given for absolute incompatibility of all legacy TTL flash systems with DSLRs/DSLMs is usually the need to fire a controlled measuring preflash very quickly succeeded by the actual "...
rackandboneman's user avatar
7 votes
2 answers
288 views

If a TTL and a non-TTL flash are strapped together in a softbox, will TTL expose correctly?

I have recently sold all my Yongnuo speedlite kit and bought into Godox, for their integrated radio system. I have, so far, an AD200 strobe, a TT685-F speedlight and an X1T-F controller (Fuji system)....
Jackhandy's user avatar
2 votes
3 answers
4k views

How can I tell if a 3rd-party flash is compatible with my camera?

I am looking for a TTL flash compatible with my Nikon D3400. I am going to use it with a Tamron 70-300 (this one, to be precise) (which I have not bought yet) and with the 18-55 kit lens. I don’t have ...
Kiro's user avatar
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What TTL flashes will work with a Yongnuo 560IV?

I take my amateur photos with a manual Yongnuo 560 IV, and I am quite happy, but a lot of times a second speedlite could be very useful. I am considering to buy a TTL Flash to try it out. My only ...
Sándor Veres's user avatar
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1 answer
4k views

What are the pros and cons of the Nissin and Godox flash systems for Fujifilm cameras?

I'm a Fujifilm X-T2 shooter and last month I purchased Nissin (x2) i60a and a Nissin Air 1 Commander. I'm looking to expand to 4 flashes next year. Is Godox as dependable as Nissin? I'm in such a ...
Jeremiah Muela's user avatar
1 vote
2 answers
1k views

Why doesn't my Sigma ring flash work in TTL mode with the Nikon D500 when it works fine with other Nikon Models?

I used to use this ring flash with my D7100 and 105 Nikon for several years. I just recently upgraded to the D500, and now all my pics are in overexposed (overblown) in TTL mode. I mostly used manual ...
Mohammad Alshakhas's user avatar
2 votes
2 answers
1k views

How can I trigger a non-TTL studio flash with a TTL flash?

I'm using a TTL studio light and would like to trigger one of my manual studio flashes to use as a hair light. The problem is, the manual light is set to slave mode and is firing on one of the TTL pre-...
connersz's user avatar
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4 votes
1 answer
2k views

Does the Flashpoint (Godox) 2.4GHz wireless E-TTL work with the Canon 80D?

I recently purchased a bunch of Flashpoint (Godox rebranded) flashes from Adorama. Here is a list of all the items that I've bought: Flashpoint R2 TTL Transmitter for Canon (Godox X1T-C, firmware v18)...
newtonapple's user avatar
3 votes
2 answers
576 views

Is E-TTL Universal?

Are high-end, high-power studio strobes (i.e., Profoto) integrated into the E-TTL flash exposure system? Do they have the manual settings option?
UCarr's user avatar
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5 votes
4 answers
5k views

Is TTL flash really useful when using off-camera flash?

I have a Canon 700d and a 430EXIII flash. Recently I have been experimenting with off-camera flash. I was really surprised to see e-ttl ii available even when using off-camera flash (via the pop-up ...
kazanaki's user avatar
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0 votes
1 answer
201 views

How can I make the 580EX II "probe flash" on a 7D MkII?

I've bought the 580 EX flash used, it's my first external flash. And I'm playing around with it to get some experience. One of the problems I've noticed in very dark environments is that the autofocus ...
floriank's user avatar
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0 votes
1 answer
269 views

Using camera in auto with TTL master flash and non-TTL slaves

What I'd like to be able to do is use one TTL master flash, perhaps connected directly to the camera with the camera in Av/Tv mode, and use a slave flash (or more than one) as either optical or ...
laurencemadill's user avatar
3 votes
2 answers
1k views

Is using a light meter along with TTL flash meaningless?

I have a Sekonic light meter (478 DR I think) and I use my off-camera flashes in TTL mode. So I was wondering if using a light meter even makes sense in this case?
user1899082's user avatar
1 vote
3 answers
119 views

Do all TTL systems calculate the same exposure?

Do all TTL systems calculate the same exposure? Three options for example: Nikon SB-910 flashes, you can do TTL with them. You can use PocketWizard Flex/Minis ...
user1899082's user avatar
0 votes
2 answers
2k views

Can I mix the Profoto off-camera flash system with other Nikon flashes?

If I get a Profoto B1, from what I read they do TTL and they have their own AirRmote trigger which is all important for me ( I do want Remote trigger and ...
user1899082's user avatar
1 vote
1 answer
910 views

TTL seems not to work on D7000 with sigma ring flash for dental photography

Cameras: D100 D7000, lens Nikon 105mm macro, Sigma ring flash Photos taken: facial head shots from approx 6 feet away from subject (f10) and dental intra-oral photos including frontal, right and left ...
Frustrated's user avatar
2 votes
3 answers
2k views

Is a TTL wireless flash trigger something meaningless?

I have a couple TTL flashes (Nikon SB-910s) and also a a couple of PocketWizards but I see on the internet that there are triggers that support TTL and that ...
user1899082's user avatar
2 votes
1 answer
1k views

How can I use an on-camera TTL flash with a Yongnuo 605N to trigger my off-camera manual speedlights?

I am using a Nikon D7000. I want to use an SB700 on camera in TTL as well as have my Yongnuo RF-605N trigger my off-camera speedlights in manual. The RF-605N does NOT perform TTL pass-through. I see ...
Mark L.'s user avatar
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1 vote
3 answers
1k views

Would a TTL flash have advantages over a manual flash for my scenarios?

I've never used a TTL flash before and have used my manual flash in three shooting sessions so far. I will receive my first TTL flash (Nikon SB910) and was wondering the following things: In a ...
user1899082's user avatar
5 votes
2 answers
644 views

Why do I have to set my flash to -3ev flash exposure compensation?

I have a Canon 70d and I use the 622c wireless trigger/remote with the YN 565 EX flashes. When setting them on E-TTL, all my shots are overexposed. I've checked the camera and the flashes and all the ...
David's user avatar
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0 votes
1 answer
175 views

Canon 1000D and sigma ef-610 flash issues

I have a canon 1000D DSLR and a Sigma EF-610 flash. The Flash seems to work find in full Auto mode when attached to the camera body, but when I try to use it off camera I run into problems. When the ...
Tony Suffolk 66's user avatar
0 votes
2 answers
1k views

Firing a TTL on-camera flash and manual off-camera flashes via radio triggers

I want to use an on-camera TTL flash and off-camera manual flashes simultaneously. That is, when I press the shutter button, I want my main on-camera flash to fire using TTL and my off-camera manual ...
Till Ulen's user avatar
  • 379
2 votes
3 answers
3k views

Why don't we have Manual flashes with High Speed Sync?

What's the technical challenge here? Is it more of a marketing decision to encourage you to pay more for TTL based models (let's disregard other advantages of TTL for the moment). If we can have flash ...
zeebazu's user avatar
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4 votes
2 answers
12k views

Best approach to handle flash with my film camera?

Although I have been photographing for 3 years now, there are still areas I am fairly new to. I really love film photography, but I also like to use flashes for portraits and such. Of course with my ...
Nik's user avatar
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2 votes
3 answers
652 views

If TTL only preflashes once, how does it get correct exposure immediately after?

If I understood TTL correctly, say you are in M mode with a camera and you have intentionally underexposed. The flash in TTL mode theoretically would try to add ...
erotsppa's user avatar
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0 votes
2 answers
1k views

Inconsistent TTL results when flash used off-camera (YN565 EX II)

I've got a Yongnuo 565 EX II that meters flawlessly when attached to the hotshoe of my 60D, but is very inconsistent when used off camera and slaved to the built in flash unit. It frequently doesn't ...
user29742's user avatar
  • 321
11 votes
7 answers
10k views

How does TTL flash work when there are multiple flashes?

I've been watching a lot of deconstructing videos on how the light is setup. Often times there are 2-3 flashes at the studio. The photographer will say that they are all set to TTL. But how does that ...
erotsppa's user avatar
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1 vote
1 answer
903 views

E-TTL underexposure with flash zoomed in and shot through a modifier?

I think I have a Canon E-TTL issue with a specific camera body/lens combination when the flash is fired through a modifier (umbrella or softbox). When I use my EF-S 17-55 f/2.8 lens on my 60D body, ...
oneill17's user avatar
4 votes
1 answer
868 views

Promaster Flash Module TTL on a Modern Canon DSLR

I have an old Promaster FTD 5600 flash. These flashes have an interchangeable module that allows it to work with different manufacturers' TTL systems. Right now the flash has a Nikon module; it does ...
ESultanik's user avatar
  • 373
2 votes
2 answers
808 views

Why is flash TTL metering independent from ambient light metering? [duplicate]

In other words, why is ambient exposure metering independent from TTL metering? Let's say Im taking a picture in a room that has a window and some daylight is getting in,and Im shutting in P (program ...
angel rojas's user avatar
  • 1,141
5 votes
1 answer
1k views

Pentax K-30 + Metz 52 AF 1 as off-camera slave

I recently bought external flash Metz 52 AF 1 and I have Pentax K-30 camera. Wireless mode works fine, however i expected it will be possible to use ONLY Metz flash without built-in pentax flash - ...
Martin V.'s user avatar
  • 153
2 votes
2 answers
589 views

Does auto mode of flash metering have any advantage over TTL?

Does auto mode of flash metering have any advantage over TTL? One advantage that I can think of is the absence of a pre-flash in the auto metering, which can make some people blink. (But I rarely use ...
Anon's user avatar
  • 515
1 vote
4 answers
6k views

Does Canon 450D (Rebel XSi) have TTL ratio control over the menu?

There is "External flash control" section in the camera's menu. However it is not accessible if you have no external TTL flash on hand. How can I find out is there ability to change the output power ...
Sunny Reborn Pony's user avatar