Still no Poser Surface  ;) it's the starting point of any material, where things get connected to... a very long "node" similar to those you posted but likely to be as long as all those nodes together.

Also, Render Settings screenshot please!

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Feel free to call me Ohki!

Poser Pro 11, Poser 12 and Poser 13, Windows 10, Superfly junkie. My units are milimeters.

Persephone (the computer): AMD Ryzen 9 5900x, RTX 3070 GPU, 96gb ram.