
Is 4D Keystone Correction Necessary for Projector?
- By Mark Davis
- . September 14, 2022
The projector has high requirements for placement, angle, and levelness. Not only must it be facing the screen, but it must also be horizontal and

What is Projector’s Keystone Correction?
- By Phoebe Theron
- . August 24, 2022
What is keystone correction? Keystone Correction is a common feature found on all projectors, which uses digital algorithms to adjust the projection image to be

VANKYO 470 Pro Image Deformation Troubleshooting
- By Jessie Miller
- . June 28, 2022
When you set up your new VANKYO 470 Pro Projector for the first time, and find that the image is distorted like a keystone, it

Why Keystone Correction of APEMAN LC550 Projector Is not Working?
- By Jessie Miller
- . April 6, 2022
The spcification of APEMAN LC550 projector says it has keystone correction feature, but why that some of the users say the keystone correction of their

How to Reset Keystone Correction of WEMAX Dice Projector?
- By Jessie Miller
- . April 6, 2022
Keystone Correction is a very practical and useful feature in projector world. Because we don’t always place our projector in a perfectly accurate position, hence

Projector Keystone Correction Pros and Cons
- By Gary Brown
- . April 1, 2022
Keystone correction is a familiar function in the projector market. Many cheap entry-level will adopt manual keystone correction and some smart projector supports digital keystone

VILINICE VL208 Projector Image Distortion Troubleshooting
- By Mark Davis
- . March 30, 2022
This guide is about troubleshoot the image distortion on VILINICE VL208 projector, and shows you the detailed steps. Distorted image, like a keystone, is created

What is Keystone Correction?
- By Gary Brown
- . September 29, 2021
Keystone Correction is a common term widely seen in projector specifications. This technology is a solution to the keystone effect. The keystone effect is the