USCamera Light Seal Placement Guide | Mamiya DSX 1000 Before doing anything, please go here. The information provided will improve the quality of your light seal kit installation. USCamera Light Seal Placement Guide | Mamiya DSX 1000 For more information on purchasing this kit, go here You are installing a 6 piece kit for the Mamiya DSX 500 and DSX 1000 This light seal kit includes, Lower channel seal, camera body – 1 x 1mm Upper channel seal, camera body – 1 x 1mm Mirror cushion – Read More...