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What is an HDR file?

HDR usually refers to the Radiance RGBE format (also known as .hdr or .pic). It is a high-dynamic-range imaging format that stores pixel data with much higher brightness information than standard images.

HDR files are widely used in 3D rendering for environment maps (HDRI) to light scenes realistically. Our Online HDR Viewer allows you to view these files and see the full dynamic range through automatic tone mapping.

How to View HDR Files Online

1

Upload HDR

Drag and drop your .hdr file into the viewer.

2

Tone Map

The viewer applies tone mapping to make the high-dynamic-range data visible on your screen.

3

Convert

Save the tone-mapped image as a PNG or JPG.

Frequently Asked Questions

What program opens .hdr files?

Photoshop, GIMP, and 3D software like Blender can open HDR files. Our online tool offers a quick way to view them without installing large applications.

What is an HDRI?

HDRI stands for High Dynamic Range Imaging. In 3D graphics, it often refers to a panoramic HDR image used to light a scene.

Can I convert HDR to JPG?

Yes, this tool allows you to convert the high-dynamic-range image into a standard JPG or PNG that can be viewed on any device.