Questions tagged [metering]

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

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3answers
84 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
112 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 ...
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2answers
173 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
924 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
113 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 ...
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2answers
59 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 ...
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7answers
1k 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 ...
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3answers
55 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
57 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?
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2answers
318 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 ...
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2answers
97 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
254 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. ...
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2answers
75 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
160 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
153 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
166 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
86 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
908 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 ...
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3answers
184 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
121 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 ...
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2answers
253 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
129 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
397 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
716 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.
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2answers
80 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. ...
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4answers
1k 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
749 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://...
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4answers
927 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, ...
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1answer
272 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?
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3answers
154 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 ...
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1answer
410 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.
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3answers
187 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
192 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: ...
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3answers
975 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 ...
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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
705 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.
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2answers
226 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 ...
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3answers
642 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 ...
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2answers
154 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 ...
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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 ...
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1answer
394 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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2answers
78 views

Spot metering with spectrometer?

Most spectrometers only have incident light sensors. Is there any kind of accessory that will allow light from a particular place to be fed to the spectrometer? In other words, if I wanted to use a ...
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2answers
1k views

Nikon D90 light meter broken or not being exposed?

I have a Nikon D90 that had an unfortunate fall. Since then, if I have it in any mode except manual it throws up an Err. If I use it in manual and follow its exposure guide in the view finder it ...
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2answers
741 views

What is the red grid pattern appearing in the video?

While watching a talk on youtube, I noticed a strange grid-like led-like pattern a few times during the talk. An example: https://youtu.be/Toluc5MCQWs?t=868 I'm not sure what that is, but I thought ...
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1answer
147 views

Is there a way to test an SLR's meter without a lens attached (or with a mismatching lens)?

I recently purchased a Sigma SA-9 and two SA-7n's. These are SLR (film) cameras. With the kit lens that came with it, they are all registering two to three stops under for just about any scene in good,...
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5answers
6k views

How to get exposure right in night photography?

In this link there are some wonderful night time scenes (#4,6,7,9,10,11,13). I'm wondering how the photographer got the exposure right. In my experience my camera metering will overexpose everything ...
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2answers
2k views

How can I see the exposure meter on my Nikon D3200 when shooting in manual-focus mode?

I have a Nikon D3200. I am experimenting with manual focusing on my kit lens. One thing I noticed was that when I am in manual focusing mode I don't see the exposure meter in the viewfinder. This ...
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1answer
632 views

Mamiya 645 metering system

I have recently purchased a new medium format camera - Mamiya 645 1000s. From the results of my very first film I came into the conclusion that the add-on metering system of the camera does not work ...
5
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1answer
365 views

Why are my Close-up Photos Underexposed with the EF 100mm f/2.0 USM?

I'm using the EF 100mm f/2.0 USM lens on an EOS 5D Mark IV body. There seems to be a specific focusing distance (about 1.5 m) below which all photos come out at least one stop underexposed when ...
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2answers
839 views

Why is A mode on my Nikon D3300 overexposing at f/9 and higher?

I have a Nikon D3300 and Sigma 70-200mm f2.8 OS DG lens. When I use the camera in Aperture priority mode and set the aperture to f/9, the images I am getting are very overexposed. If I underexpose ...