Tag Archives: Exposure

Why Dynamic Range is NOT Tonal Range

Why Dynamic Range is NOT Tonal Range

Now, it could be…but it’s not

It’s like a square is a rectangle but a rectangle is not a square…so let’s explore this

I recently was reading an article explaining dynamic range, in it, the author went on to explain when a camera has a limited dynamic range it will only show shades of gray not black and white. And I thought, no, that’s limited tonal range, not dynamic range.

Most everything we use in photography has a Full Tonal Range when lit with the same constant light source

  • Our Eyes; can see the full tonal range from Black to White
  • A High End Camera; can reproduce the full tonal range from Black to White
  • A Low End Consumer Camera; can reproduce the full tonal range from Black to White
  • Most decent LCD Monitors: Can produce a full range of tones from Black to White
  • Most Better Photo Printers: Can produce a NEAR full range of tones from black to white (Limited by Paper white {DMin} and Black Ink (DMax} )

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Hand Held Meters and HDR

Hand-Held Light Meters and HDR 

Friend of the HDR Image and Photographer Dale Smith wrote and asked; “Do you use a Hand-Held Meter and what do you think of them?” 

Well Dale the answer is, yes I do use one and like them quite nicely. So let’s explore this question further. 

First I’ll answer one really important question. Do I need a Hand-Held Meter to do HDR? Absolutely not. The reflective meter in your camera is more than capable of doing everything you need to do to successfully meter an HDR scene. But Hand-Held meter can make things easier in some instances and are also handy for other types of photography.  Continue reading »

The Basics of Exposure – Aperture, Shutter Speed, ISO

The Basics of Exposure

Have your camera handy so you can follow along and look at the settings on your camera as we talk about each of them. 

Exposure, exposure is getting the perfect amount of light onto your digital sensor or film. We want to have as good exposure as possible so that we have detail in both shadow and bright areas; there is contrast (The range from dark to light) and good color. We’ll talk about the 3 things that control exposure and then how to use each of those to make every photograph you take artistically interesting and also how to balance the 3 for a perfect exposure.

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