Notes about the E57 file extension:
To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened
" (Windows 7) or "How do you want to open this file?
" (Windows 10) if you double-click the file. There click on "More apps"
and choose a suitable software to view such files on your PC or from email attachments.
The E57 file type is primarily associated with 'several programs and developed' by ASTM.
The E57 file format is an extensible industry standard for '3D Imaging Data' developed by ASTM International and specified in the 'ASTM E2807 - 11 Standard Specification for 3D Imaging Data Exchange' standard.
The E57 file format stores data in a combination of binary and XML for Laser Scanners/ Radars (LADAR), Optical Range Cameras (Flash LADAR) and LIDAR images.
Detailed information for file extension E57:
Primary association: several programs and developed
File classification: Graphic
To change file associations press Windows Key
and then Apps and Features
> Default apps
> Choose default apps by file type
Invalid file associations could be the result of underlying issues within your Windows PC.