The Haida Red Diamond ND series 100x100mm filters are available in a beautiful range of values; 2-, 3-, 4-, 6-, 10-, 12-, 15- and 20 stops.
Further features:

• • Neutral in color reproduction
  • Optically pure and specially tempered glass
  • Haida NanoPro coating (both sides)
  • water, oil and dirt repellent
  • Shock Proof