Alley in Pisa, Italy

by Lars Kotthoff

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2
votes
3answers
117 views

Does a good light meter eliminate the need for exposure compensation?

I am new to photography but have a fairly good understanding of exposure. I know the camera's light meters are easily fooled and hence the need for exposure compensation where a photographer have ...
9
votes
3answers
500 views

Why are exposure settings different while using different lenses under the same lighting conditions?

I was shooting a scene, using a Canon 28mm 1.8, and after a few seconds I switched to a Canon 100mm 2.8, and the in-camera meter was suggesting different exposures! Why does this happen? Is this ...
2
votes
2answers
128 views

Why is my camera metering indoor scenes as darker than I expect it would?

I am shooting in natural light, with my subject facing a full floor-to-ceiling south facing window. You would think my meter would allow ISO between 200-400 in bright light, but I was lucky to get it ...
0
votes
2answers
207 views

Why is my Canon 7D light sensor under-sensitive?

It seems the light meter indicator in the viewfinder on my Canon 7D underestimates how bright the picture will be. This makes for overexposed photos whenever I use anything other than full manual ...
4
votes
2answers
249 views

Why not expose for a cloudy day as a cloudy day?

We all know how cameras try to meter the scene as if it is 18% gray. That's why we should dial in +1 or even more when shooting on a snowy day and -2 for a night scene. What about a cloudy or ...
1
vote
2answers
159 views

Why will low-end Nikons not meter with old lenses?

To quote the source, the following sites claim that the Nikons: D90, D5200, D3200 and so on will not meter with AI lenses. http://www.aiconversions.com/compatibilitytable.htm ...
3
votes
4answers
490 views

P-Mode on Nikon D5100: What are some use cases?

I am using D5100 for around 6 months. I have basic ins-n-out understandings of the camera including A/M/S-mode. In, most scenario, i understand what to use. Else, figure it by trial-n-error. But, in ...
3
votes
2answers
485 views

How to relate LED Lumens to Lux at a given distance?

I'm trying to design an LED light, but I'm not sure how many LED's I need for a given light level. Specifically, the Luxeon LXR7-RW57 1000 lumen white LED (data sheet) Q: How many lux should I see ...
2
votes
2answers
340 views

How does 18% exposure algorithm work?

They all say and teach the rule that camera exposes to 18% grey. Then they go and show an example of shooting a white board or black board and they both show as a grey board in the camera. Great, but ...
4
votes
3answers
865 views

How do TTL flash metering systems calculate how much power is needed?

Does anyone know how TTL calculates the amount of power to put in after the preflash is done? I understand that the value is somewhat brand specific, but what is the general logic? Because if you ...
1
vote
5answers
272 views

What exactly does TTL flash sets its power to?

I understand that TTL flash means the flash will preflash and try to calculate the right exposure for that particular scene. That part makes sense, but what exactly is the "right exposure"? Does it ...
2
votes
1answer
220 views

Why is my Canon EOS 40D getting wrong exposure after focusing screen change?

I have just changed the focusing screen; something I have done now a few times. Now "normal" metering does not occur in auto or manual focus. In live view all ok. Using the eyepiece produces exposure ...
1
vote
4answers
332 views

Why doesn't my camera capture a dark picture when it looks dark to the human eye?

I tried searching for this, but found nothing on this topic: is there a way to set the camera to get images in around the brightness a human eye sees? For example, in bright daylight, I would set it ...
1
vote
2answers
585 views

When to use exposure lock with spot metering and when to use exposure compensation?

I was taking a snap on a sunny day, and the subject was in front of light source and subject was shadowed out(or blackened) In this case is it better to use partial/spot metering mode (zoom in to face ...
10
votes
2answers
403 views

How can I expose a waterfall scene correctly?

Last day, I was photographing a waterfall. It was a bright day and I was shooting around 2-3 in the afternoon. I set aperture to f/11 and took the meter reading pointing camera towards the sky. ...
2
votes
3answers
1k views

What metering mode should one use with autoexposure (AE) lock on the Nikon D700?

I will be visiting Morocco in week's time. I usually use matrix metering when taking photographs. However I have read that using the autoexposure (AE) Lock on the Nikon D700 one should use center- ...
8
votes
5answers
739 views

Is it usual that a narrow aperture gives a darker picture in aperture priority mode?

I have a Nikon D60 camera here with a Nikkor 35 mm 1:1.8G lens. I don't have any experience with any other digital SLR, so excuse the beginner question. When using aperture priority mode, a narrower ...
1
vote
2answers
213 views

What settings do I need for shooting a candid against the sky?

I have Canon 1000D. Most of the times I use canon 50MM F1.8. I use evaluative metering and single point (center) auto focus. What setting do I need to change to have metering of sky (say red of ...
2
votes
1answer
491 views

What is the reason for underexposure in my film photographs?

Thanks to all the quality answers I got here that helped me to buy a film camera. I got my first roll of film processed and printed. The print results are not as pleasing as looking at the slides ...
5
votes
2answers
1k views

What is the EV scale?

I have seen an "EV" (exposure value) scale that's sometimes used to express a camera's exposure settings, or scene brightness. How exactly does this scale work?
13
votes
7answers
542 views

Why can't digital camera sensors expose each photosite individually?

Why is it impossible for camera sensors to function the way the human eye can? What I mean is, why does a certain portion of the image have to be over/underexposed if we compensate for dark and light ...
0
votes
2answers
3k views

Why is exposure meter reading not changing in Manual mode?

I own a Nikon D90. I am new to exposure setting. In Manual mode, I could see the exposure meter changing towards right of zero and towards left of zero informing about under exposure and over ...
4
votes
5answers
5k views

How do I check the exposure meter reading on a DSLR?

I'm a beginner, and I have a Nikon D5100. Many times I come across the suggestion to "Check the meter reading for exposure." Where can I find this reading and how do I read it?
6
votes
3answers
1k views

How to get meter reading for a DSLR if not from a gray card?

I read an article called Expose (to the) Right, which explained why you should try to get the graph of the histogram as much to the right of the scale as possible. The reasoning is that DSLRs record ...
5
votes
1answer
448 views

What is the logic behind “Brother Backlit Sky” in the book Understanding Exposure?

I don't know if this question is too specific, but after reading Understanding Exposure, I can't understand very well the reasons and logic behind Brother Backlit Sky and their brothers. Although I ...
10
votes
6answers
992 views

What are typical situations where you should use auto-exposure lock (AE-L)?

What are the typical situations where you should use AE for locking exposure?
14
votes
5answers
790 views

What's a good ad-hoc replacement for a gray card?

I know that a real gray card is the best thing to use to determine exposure. But I'd like to know if there are other naturally available features that can be used in a quick and dirty way. Are fields ...
17
votes
4answers
11k views

How do I “focus and recompose” using spot metering?

I usually use the "[auto]focus and recompose" method for taking candid photographs. In situations where there is a high degree of contrast, I would like to use spot metering to correct expose for ...
14
votes
2answers
6k views

What is the difference between luminance and illuminance?

The more I read about this, the more confused I become. Illuminance, as I understand it, measured in lux, is the perceived brightness of light on a surface. It's what you'd measure with an incident ...
8
votes
3answers
382 views

Does spot/partial metering always assume 18%?

I'm beginning to work on understanding and hopefully effectively using different metering modes in my photography. I have done some reading and understand the benefit of using spot and partial ...
6
votes
1answer
2k views

How to calculate Lux from EV?

Instead of looking up a chart, how can I calculate Lux from EV? Thanks!
29
votes
6answers
9k views

How do I use spot metering?

What's the right way to use spot metering? Is it better to use in manual mode than one of the priority modes? There's a question about when to use spot metering, but none that serves as a tutorial to ...
3
votes
1answer
770 views

Creating Proper Exposure with a Pentax PZ10

Not long ago, my Pentax K1000 was damaged and I upgraded to the Pentax PZ10 (both film cameras). I feel lost with trying to get the right exposure on the PZ10; with the K1000 I used a third-party ...
11
votes
5answers
1k views

How do I effectively photograph when the sun is in the frame?

I have been trying to get a good shot out of direct sunlight but my shots just turn out dark, even if I set my shutter speed to the 1000-4000 range at ISO 200. Another odd thing is that even if my ...
12
votes
2answers
503 views

How do I use the +/- scale of the light meter in my camera?

I have just recently used the metering scale. I assume that if the scale arrow points in the middle, this means that the camera detects that the current exposure settings are the "right" ones. ...
13
votes
8answers
642 views

What exposure mode and techniques should I use when out-and-about?

I'm interested to hear what exposure/metering techniques people use when taking out-and-about shots (no tripod). I almost always have my camera set to Aperture Priority mode, and I suspect most people ...
39
votes
5answers
4k views

When best to use Multi-Zone/Matrix, Spot, or Center-Weight?

What are Multi-Zone/Matrix metering, Center-Weighted metering, and Spot metering? What about Partial? Is there a good rule of thumb, or a few pointers, on when best to use each metering mode?
7
votes
2answers
570 views

Metering mode in panasonic Fz35

I am new to photography, recently I bought a new camera which is Panasonic Fz35 which has lots of nice features in it. However while browsing through the settings mode, I found an option for Metering ...
12
votes
3answers
1k views

How can correctly measure light using a built-in camera meter?

Many times I shot photos, but the photo is some times too bright or too dark and the colors are incorrect. Some times the white on the photo is not the white that I have on background but gray and I ...
30
votes
12answers
3k views

What situations are best suited for spot metering?

I have found myself using spot metering on several occasions in order to get the right exposure, such as sunsets and on bright days with a subject in the shade. What other situations are well suited ...