What’s the Difference Between an Optical and Electronic Viewfinder?

The viewfinder is the bit you look through on your camera when you’re taking a picture. There are two main kinds: optical viewfinders and electronic viewfinders, although live view screens are also used. Let’s look at the differences between them.

Comments

Post a Comment

Popular posts from this blog

What is Microsoft Flow?

Image
As part of Microsoft’s push towards cloud and mobile apps, they’ve invested in several cloud-only additions to the old familiar Office apps. One of these is Flow, a trigger-based system for creating automated workflows. What Does Flow Do? If you’re the kind of person who reads How-To Geek regularly, you’re probably aware of the drive for personal productivity that’s been raging for pretty much the whole millennium. Flow is Microsoft’s attempt at giving you the kind of automation for notifications, alerts, data gathering, and communication that will help you spend less time on boring but necessary admin work and more time on interesting (and productive) things. Think of Flow as IFTTT , but with a slant towards the office rather than IoT or hardware. Flow allows you to create “flows” (short for “workflows”) that are based on trigger events. For example, you could create a flow that would download the responses to a Microsoft Forms questionnaire to Dropbox regularly, or post a messa...
Read more

Here’s When a Dark Theme Can Save Battery Power

Image
Dark themes are becoming more and more popular. On some devices, they can even save battery power. It all depends on what type of display your device have—only devices with OLED displays can reap the power-saving benefits. Devices With OLED Displays Only You’ve probably heard of OLED displays , especially if you’ve been on the market for a new TV in the last year or so. OLED screens differ from LCD and LED displays typically found in electronics in that OLEDs don’t have a backlight layer: each pixel is individually illuminated. This makes the display thinner, but the main draw is that black pixels don’t get lit up at all. The result is higher contrast in your favorite films, inky blacks throughout any interface, and battery savings when you’re using a dark theme on your laptop or cell phone. When a Dark Theme Can Save Battery Power on Your Laptop OLED laptops are starting to appear, with some newer models just announced at CES 2019 . There haven’t been any macOS or ChromeOS ...
Read more