Macro Photography Equipment for Beginner

Photoshop Tips: Selective Color Photography Part 2

Meaning of Codes on Sigma Lenses

Pre-wedding Photography Tips

Rule of Third

Things That Make Your Photos Look Less Attractive

Beginner’s Guide to Photography: Easy ways to photograph the moon

Download PDF – Canon DSLR Lens Catalogue

What is the Effect of Activating Image Stabilization When We Use Tripod?

Tips and Tricks on Capturing the Shots of Cityscapes

Understanding GN Value and how it’s Calculated

Posted by oneslidephotogaraphy On July - 15 - 2021

How to calculate GN value

How to calculate GN value



GN, short for Guide Number, Is the amount of power the light transmitted by a flash device is. It’s the result from multiplying distance (in meter or feet) and aperture.

The power of the flash is measured with the GN which describes the flash’s capacity in illuminating objects within a certain distance (in meters). Modern flashes supports TLL technology that allows it to set its power according to the distance the object is to the camera, so the risk of it being too bright or too dark can be eliminated. Read the rest of this entry »

.

Related Photography Ideas for how to measure flash power at OneSlidePhotography.com

Photoshop Tips: Selective Color Photography Part 2

In this second part, we’ll learn how to create the selective color photography effect in easier steps. This 2nd way is accomplished by merely sliding parameters and saturation settings. Here’s how:


Tips to Improve Your Skills in Photography

Learning photography is indeed, very enjoyable, especially, when we are just in the start of experiencing a new camera. But then that passion will slowly fade away. You will feel tedious and reluctant to learn again. There are some tips and tricks to always improve your skill in photography and ways to make you feel […]


The DSLR in Extremes!

The following are a series of videos from youtube where you’ll be able to obsever DSLR cameras / lens being burned, dropped, doused in water, and even baked in a microwave! Warning, do not watch these vidoes if you are a photography enthusiast who hasn’t had the chance to have your dream DSLR camera or […]


Tips and Examples of Action Figure Photographs to Spark your Inspiration

If all this time you’ve only been photography sexy beautiful models, you’ll soon find out that it gets old and ordinary. How about giving other objects a chance? Try experimenting with photographing toys, and through creative angles and composition, you can turn your photographs into a work of art. And through these toys, you can […]


Photography Competition: Not Only About a Good Piece of Art

As a photographer, it must be an absolute pride in itself if we are able to win a photography competition especially in international scale. But there are so many times we will fail and lose spirit after participating in numerous competitions and we never win. Do not worry, actually your photo may be good but […]


The Importance of Horizon Line in Photography

The most common mistake made by beginners in photography on composition is the placement of horizon line which is not balance and other lines are inharmonic. Actually it is a very simple thing but if we pay more attention to it, it will give a great effect on the resulted picture. Why does balance and […]


Traits of Professional Photographers

When I read photographers’ success stories, I often ask myself, are there certain traits that make certain photographers successful? After some pondering this past week, I’ve concluded that there are three main traits that determine the success of a photographer: The first trait is courage Courage is very important and distinguishes the work among the […]