Photography

Questions tagged [metering]

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The means by which a camera automatically determines exposure settings such as shutter speed, aperture, and ISO (sensitivity).

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2
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4answers
403 views

Why can't auto ISO be applied after the image was taken?

I shoot a lot of macro images with flash and custom light mods. Most often I set my camera to F/18 and 1/200 of a second with 1/4 flash power. Every time the light changes I need to adjust my ISO. I'...
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3answers
83 views

Metering red lights in film photography

I’m a film user and I measured this using a sekonic L508 meter. The light is led continuous light reflected to the ceiling. Why is the face detail blown when I used the light meter? Does red light ...
4
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1answer
649 views

How would I manually compensate +1 stop on my light meter using the ISO setting?

I am new to film photography and just wanted to double check something I am confused about. So imagine I am using a fully manual film camera with an older light meter in the cold shoe. No exposure ...
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2answers
399 views

Why is S-Log2 exposed for correctly at 32% for middle gray

I though that when metering, cameras set the exposure so the average brightness in the scene is 18% gray or RGB(127,127,127). Then I read this article and am confused on this chart http://www.xdcam-...
4
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1answer
345 views

Same manual camera settings under continuous light but some pictures are yellow and some are blue

I recently did a product photoshoot. After a few pictures, I noticed that some of the photos are warm coloured, some of them are cold. I have not touched the object, my camera was on a tripod, and I ...
3
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2answers
380 views

Random EXIF data with same camera settings

I have a few problems with exposition with my Canon 70D: with same camera settings I get random EXIF data for focal lenght and aperture. This is the setup Table with white paper as white background....
2
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3answers
720 views

Why is the subject too dark when using auto modes on Nikon D5600?

I have a problem with using automatic and semi-automatic modes. For example, I have "fairly optimal" light, in "A" mode I set the desired aperture value, let it be 2.8 and ISO 200, when I switch to ...
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2answers
279 views

Is is possible/practical to adjust the Gost scale light meter on a Kiev 4M to work in ASA values?

I just received a Kiev 4M (Ukraine-built Contax II or Contax III variant made with repatriated equipment from the Zeiss factory). This is the version with a selenium (or silicon?) light meter on the ...
6
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1answer
132 views

How do I meter with a split ND filter?

As a present1 to myself I am renting a Mamiya RB67 kit for 2 weeks. One of the things I want to try is to take some sunsets using a split ND filter. The kit doesn't come with a metered viewfinder, ...
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3answers
115 views

Real light increments using aperture scale in fractional stops

In the case of using f-number with full stops, the +1EV step means 2*light because the Area (A = πr^2) in the diaphragm is doubled (i.e. radius*√2). However, I don't know why in fractional stops such ...
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1answer
210 views

Why did my Canon 80D recommend such a fast shutter speed in near-total darkness?

This morning I went out to shoot the sunrise. I went out well before dawn, and it's one day from the new moon, so it was very dark while I was setting up. I turned the ISO up to the maximum setting ...
4
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2answers
227 views

How does a camera determine aperture when in shutter-priority mode?

Recently I experimented with using shutter-priority ("Tv" on my Canon DSLR) for images shot from my kayak, because movement is a constant factor in that situation (even if there's no wind, there's ...
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6answers
1k views

Is spot metering just an EV compensation?

I can expose a scene based on EV compensation or spot metering. If I spot meter...can I achieve identical results with EV compensation? Or is spot metering more than just a generic EV adjustment ...
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2answers
2k views

My new Nikon d3500 is not showing the light meter in live view mode

All the tutorials are saying the light meter (exposure meter) in live view mode should be there, except that it's not showing there in my brand new camera, lol. Is there a setting I might have set ...
2
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2answers
485 views

Meaning of the value showed at the bottom left of Sekonic L308X screen

I have a Sekonic L308X. At the bottom right, next to aperture value, there is a number. See below image: The manual only said it's a 0.1 step display. What is it? Hand how can it help us to make ...
4
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7answers
2k views

How important is it to have a spot meter on the light meter?

I'm considering getting a Sekonic LX 308 light meter without a spot meter. That is to use it with my Nikon FM2. I'm wondering if I will miss something important without having a spot meter. Is it ...
2
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3answers
269 views

How far should I place the camera from the light meter for incident metering

I have my FM2 with me and I want to make a portraiture. For that I use Sekonic L-308X-U as my light meter and I use incident metering. Is the distance of light meter to camera important? If so what ...
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1answer
647 views

How do you meter shadow with Nikon FM2 built-in light meter

I tried to follow the old adage "expose for the shadows, develop for the highlights", so that I can capture the shadow detail. I only have Nikon FM2 light meter. How can I meter the shadow with it?
4
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2answers
517 views

What's the meaning of reading light at X degree angle

Often when people talk about using light-meter, they mention that it has the ability of measuring light at X degree angle. What does it mean? How can we make use of that information to measure the ...
3
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2answers
313 views

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 ...
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2answers
1k views

How to meter when pushing film?

I'm using a Nikon FM2 SLR camera. Suppose I use Kodak TMax 400, and I push to ISO 1600 on the camera. Let's say the current meter says shutter speed 1/250 at f/2.8 is the correct exposure (i.e. ...
5
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2answers
155 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 ...
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5answers
483 views

Why did Ansel Adams say reflective metering was more common than incident metering?

The following passage is from Ansel Adams' The Negative: "In most photography we record light reflected from the subject, rather than the light incident upon it." Here, Adams states that reflective ...
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4answers
546 views

Should I use +1 EV compensation when shooting with Ektar 100 on a cloudy day?

I'm using Ektar 100 for the first time and the weather report is not looking good. I think my day trip will be cloudy and will try to use an old Pentax Zoom 280p with Ektar. I will take city/ street ...
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2answers
361 views

Do vintage lenses meter on a Nikon DSLR?

I am keen on getting a Carl Zeiss Jena DDR Electric MC S 135mm f/3.5 lens but i'm wondering if this lens will meter on a DSLR, specifically Nikon D7100?
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1answer
91 views

How does the camera meter in auto mode when you are not taking a photo?

Typically, when you are in auto mode, if you half-press the shutter, the camera meters. But, even when you don't do that, the camera seems to be continously metering, so you get a pretty accurate ...
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2answers
3k views

What is DX film encoding?

What is "DX encoding" of roll film, such as 135 format film used in 35mm cameras? How does it work? When was it introduced? Is there anything else I need to know about using DX encoded film in a ...
3
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3answers
1k views

How do I figure out what ISO to use when shooting film?

I'm new into film and I recently bought a pack of 200 film. I'm just not sure what ISO to use. I don't want my photos to come out over or under exposed. (I have a Minolta X-700)
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3answers
196 views

If I use my digital camera (w/min. ISO of 200) as a light meter, how do I set exposure for ISO 100 film?

I have a Fuji X-T100 and its lowest ISO setting is 200. Now, I’d like to shoot some slides like Provia 100 or Ektachrome 100 as well as Portra 160, using my Fuji as a light meter (it works pretty well ...
0
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2answers
634 views

Older lenses on Nikon d3400 [duplicate]

I’m new to photography, and I’m interested If I use older lenses like series E ,AF, AF-D or AF-G will I have problems with metering system or just have to use manual controls ?
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1answer
134 views

How can I keep the same shutter and aperture for a series of photos, while still letting the camera figure it out automatically?

I want to take a series of photos of a still object from changing locations. All photos should have the same aperture, shutter and color balance to avoid any differences in brightness/color in the ...
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2answers
498 views

How can I use a non-TTL lightmeter beyond its built-in ISO range?

Some introductory information first: I got into photography a few months ago and I have very basic knowledge on the matter so be patient - the answers may be obvious for you. The camera is Zenit 11 - ...
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4answers
1k views

Wondering about the metering mode and focus area? [closed]

I just learn about the metering mode and focus area on youtube. But i am wondering about are they on at the same time? I got a sony a6300 camera.
3
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2answers
121 views

How do I Calculate correct exposure when shooting long expired Fujichrome 400?

I was given two rolls of very long expired FujiChrome 400 slide film - one of which I gave to a friend, one I kept. He shot his roll at the rated speed, but did not get much in the way of results. ...
4
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4answers
2k views

Why does my camera's automatic mode render both white and black cards as more of a medium grey?

Can anyone tell me why when taking the following 3 photos, in a room with natural light coming in and fill my viewfinder... a) when I take a photo of a white piece of card it comes up as grey in ...
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1answer
2k views

Using a camera as Lux-meter

For a project I want to use a USB-camera (https://www.e-consystems.com/ar0330-lowlight-usb-cameraboard.asp) as a Lux-meter. I control the camera using v4l2 on Linux. I have a real lux-meter (https://...
4
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4answers
1k views

With the same camera settings, will a photo always be exposed correctly across different cameras?

I want to do a photo shoot using film, but due to not being able to see the shots I've taken I would first like to take a digital photo, then recreate it using film. If I used the same focal length, ...
2
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1answer
454 views

Does the Pentacon Six TL have a built-in light meter?

Does the Pentacon Six TL have a light meter built in? If not, how does one measure light with it?
5
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3answers
175 views

Digital zoom: Is the exposure computed using the zoomed frame?

I am trying to focus on the differences between digital zoom and cropping an image afterwards. This is discussed in detailed here: Is digital zoom really useful? focused on the compression ...
2
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1answer
789 views

Why is my DSLR's exposure meter always showing high exposure?

I own a Nikon D5300. After a few months, my camera is showing this problem. The exposure meter is always showing high exposure. But the camera is working fine. Please suggest a solution.
2
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3answers
338 views

Effect of lens on the exposure metering [duplicate]

Last weekend I was shooting in studio and tethering to laptop as well. First I measured everything and shot the portrait with a 24-70mm lens at f/2.8 Then I switched to 85mm lens and didn't change ...
4
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1answer
302 views

Is evaluative metering linked to multiple focus points?

This question is about some slight confusion about evaluative metering on a Canon EOS-1V (and possibly early 1D bodies as well). In the manual, the picture for evaluative metering looks like this: ...
2
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3answers
1k views

How do I calculate what aperture and shutter speed to use in M mode with my DSLR's pop-up flash?

I am pretty new to DSLR exposure settings with flash. When I do not use flash, I know how to set aperture and shutter speed to get correct exposure, but when I turn on flash, the metering system ...
10
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3answers
3k views

Am I wrong to judge my exposure using my smartphone?

Context: I recently purchased an Olympus OM-1 film camera. Upon receiving the camera, I realized the battery for the light meter was dead. I'm a (very) amateur photographer so, naturally, this is a ...
2
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1answer
1k views

When would the appropriate time or scenario be to use spot metering, reflective or incident? And why?

When would the appropriate time or scenario be to use different metering systems - spot metering, reflective or incident? And why? I do not understand when to use these.
0
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2answers
459 views

Light Meters and Histograms

I travel constantly and visit lots of places where flash is not permitted (like the inside of churches). These places tend to be rather dark. I always shoot on manual. When I try to adjust the ...
1
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3answers
1k views

Does in-camera metering affect anything but the meter in manual mode?

I was recently on a one-in-a-lifetime trip to the Yukon. The lighting in one particular area was not great. It was a high contrast scene, there was a haze over the area. I knew the shots probably ...
2
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2answers
570 views

Can I use my full frame digital camera to set up the exposure for my medium format film camera?

I have a full frame A7R2 digital camera. Can I use it's integrated metering to find the correct settings to use on my medium format film camera? Do I have to convert anything, because of the different ...
5
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2answers
2k views

Real time metering on the Fuji X-T20?

I just bought an X-T20 and I was surprised to see that the SS/A/ISO values at the bottom of the liveview/viewfinder did not update in real time. They only refresh when I half-way press the shutter ...
2
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1answer
521 views

Where are the exposure sensors on a mirrorless camera?

I know that on single lens reflex cameras the exposure sensor array is placed up near the pentaprism and a beam splitter is used to cast the image onto the array. Since a mirrorless camera has no ...

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