If you have any questions about the Spears & Munsil UHD HDR Benchmark, please first check our our FAQ as well as our many explanatory articles. Most likely the answer you are looking for will be there.
If you are looking for a blue filter, they are available from colorgrade.com.
If you still have questions or comments about the Spears & Munsil Benchmark discs, please contact us using the form below. If you are having trouble playing the disc with a specific Blu-ray player, please include the make and model of the player along with the current firmware your player is running. If you have have a question or comment about a specific pattern on the disc, please tell us which pattern.