Understanding Images

From CMYK to Megapixels.
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Understand the difference between RGB and CMYK color
Understand how Retina graphics are made
Understand the difference between DPI and PPI
Know the most popular graphics formats
Understand the basics of images


  • No material or software required


Understanding Images is an introductory course into the world of Images. It's not a graphic design course, but you will walk away with a basic understanding of graphics and how they work.

We will talk about some of the formats for web and print, discuss some of the file types and applications you will come across and we'll learn the difference between color modes!

You won't need any applications or files for this course.

So what are you waiting for? Let's get learning!

Who this course is for:

  • People interested in graphics
  • Beginners

Course content

4 sections14 lectures48m total length
  • Introduction


Web Technologist
Kray Mitchell
  • 4.4 Instructor Rating
  • 639 Reviews
  • 28,425 Students
  • 5 Courses

He's a devil's advocate, he's a strategic thinker, he's a technologist and he's an educator. Since 1997 Kray has been building websites and diving headfirst into the world of web and technology. From building websites to implementing technical solutions for companies of all sizes, he has designed for print, directed for TV, taught in the classroom and mentored the eager.

Kray loves to teach, speak and inspire. With an eclectic background in Information Technology, TV and Film, Graphic Design, he brings a wide range of experience and expertise to all his projects.