Model: 3P670; Window Size: 3.88"; Phase Center: 5.19"

Model: 3P669; Window Size: 2.87" x 6.30"; Phase Center: 5.00"

Model: 3P668; Window Size: 3.66"; Phase Center: 5.00"

Model: 3P667; Window Size: 2.75"; Phase Center: 5.00"

Model: 3P665; Window Size: 2.63" x 4.88"; Phase Center: 5.00"

Model: 3P528; Window Size: 2.33" x 5.20"; Phase Center: 3.52"

Model: 3P93; Window Size: 2.88"; Phase Center: 4.00"