Are there any video/image samples from the ZED products that I can see and test before the purchase?

You can download the video samples from the links below: 

SVO samples :
ZED: https://download.stereolabs.com/assets/svo_samples/wall
ZED : https://download.stereolabs.com/assets/svo_samples/sofa
ZED : https://download.stereolabs.com/assets/svo_samples/well
ZED2 : https://download.stereolabs.com/assets/svo_samples/ZED2_Lake_H264 (xxx_H265 for H265 version)
ZED2 : https://download.stereolabs.com/assets/svo_samples/ZED2_Street_H264 (xxx_H265 for H265 version)
ZED2 : https://download.stereolabs.com/assets/svo_samples/ZED2_Runners_H264 (xxx_H265 for H265 version)

Mesh from SVO samples :
https://download.stereolabs.com/assets/mesh_samples/wall
https://download.stereolabs.com/assets/mesh_samples/sofa
https://download.stereolabs.com/assets/mesh_samples/well

If you have any difficulties, mail us your questions at support@stereolabs.com