Convert lum to psd Online: lum2psd

You can use Tom's Editor to easily convert images from
Technicolor Dream .LUM to Adobe Photoshop .PSD.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

LUM

Technicolor Dream is an image format with extension LUM.

PSD

PSD is in internal image format of Adobe Photoshop. It can store all the features offered by Photoshop, like layers and paths. Images can be compressed or not.