Browsing all posts in "ISO".
The technology contained within today’s DSLR cameras enable us to take startlingly clear photographs in near-darkness. Sensors are more sensitive, ISO’s go up to 12,000+, and lenses get faster and faster. However, that capability to take photos in low light costs us in the way of increased noise. Noise is that “grain” you see, which [...]
Exposure is one of the first, and one of the most confusing, concepts that a budding photographer learns. All of the numbers, abbreviations, settings and relationships can be overwhelming at first. Here is a simple guide to help clarify things. The Exposure Triangle: The three elements of exposure – commonly referred to as “The Exposure [...]
The term “ISO”, when used in photography, refers to the speed rating of film. “ISO” stands for “International Organization for Standardization”, and this organization is responsible for defining standards for many, many industries and disciplines. With respect to photography, the film speed ISO rating system was created to standardize the quality of film throughout the [...]
Most of the time, unless we’re trying to achieve some sort of differing photographic effect, photographers are shooting for tack-sharp pictures. Here are some tips for taking sharp and well-focussed pictures. 1. Stability is key. I’ve said it before and I’ll say it again. If you want to take a picture that is perfectly focused [...]
When I was new to photography, I was very confused whenever someone said they needed to “stop down” or “stop up” a shot. Basically, all the term “stop” refers to is the change in the brightness of the light, or exposure, of the photograph. Doubling the light is one stop up (or brighter), reducing the [...]
Sometimes, a photograph doesn’t have to have crisp, clean perfection. Sometimes, it’s kind of fun to let things get a little noisy, a little dirty, a little gritty. This photo was taken in Portland, Maine, on the wharf off of Commercial Street in the Old Port district. It was a night in late May 2007, [...]