LEE Filters 150 x 150mm ProGlass IRND 3.0 Filter (10-Stop)
Lee Filters introduces ProGlass IRND neutral density filter range, available in 3 sizes and 6 strengths
Lee launches new set of high-end ProGlass IRND filters for stills shooters: Digital Photography Review
LEE Filters - ProGlass IRND Exposure Guide for Android - APK Download
LEE Filters - The LEE Filters ProGlass IRND Exposure Guide is the official exposure guide app for photographers using LEE Filters range of ProGlass IRND filters. It's designed for fluid and precise
LEE Stopper and ProGlass IRND filters: free exposure calculators by Jose Antunes - ProVideo Coalition
ProGlass IRND: Lee Filters' New 'Cinematic Quality' Filter Range - Nature TTL