I have looked many scans of SONY NQ1-001 on this forum and on the internet in general.
the best scans were at 2x write speed, 4x worse, 6x usually even worse.
The scans at 2x are so good, I haven't seen 3 layer 100 gb disks with better results than these 4 layer Sony disks
Pioneer BDR-S12J-X FW 1.01 Imgburn 2x OPC on
retail Sony 128Gb 5 in slim box code -16DJ
132SA
Optidrive does not show all picture unfortunately:
Pioneer BDR-S12J-X FW 1.01 Imgburn 2x OPC off
retail Sony 128Gb 5 in clim box code -16DJ
132SA
Pioneer BDR-S12J-X FW 1.03 Imgburn 2x OPC off
cake 25pcs Sony 128Gb code -16DJ
1608B