Alan Rockwood (Redacted sender alanrockwood2000@xxxxxxxxx for DMARC) wrote: > Checking white reference failed, 0.11 < avg01 0.009096 < 0.22, 1.35 < avg2227 > 1.470756 < 1.6 Hmm. avg01 is rather low for a non-UV filter device. Precisely what it means, I don't exactly know. Graeme Gill.