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Tags

  • waterproof
  • water resistant
  • dust resistant
  • binoculars
  • digital cameras

Dust and Water Resistant Ratings

Japanese Industrial Standard (JIS) Grades of Water/Dust Resistance

Our customers often ask what is the difference between water proof digital cameras (underwater cameras) and water resistant film cameras, waterproof binoculars, spotting scopes. We hope that the information below will give you enough information on different grades of waterproofing and water-resistant protection. Next time you will see a Grade 4 waterproof digital camera or JIS Class 7 water resistant digital camera or Grade 6 water proof camera case, you will know what it means! If you think you need to protect your camera or binoculars from dust or water, you might want to consider some serious protection OpticsPlanet.com Waterproof Dry Boxes and Watertight Cases.

Dust Ingress Protection

Grade 4 - Protected against solid foreign objects 1.0 mm diameter and greater.

Grade 5 - Dust protected. Ingress of dust is not totally prevented, but dust shall not penetrate in a quantity to interfere with satisfactory operation of the apparatus or to impair safety.

Grade 6 - Dust tight. No ingress of dust.

Water Protection

Grade 0 - Non-protected

Grade 1 - Protected against vertically falling water drops. Vertically falling drops shall have no harmful effects.

Grade 2 - Protected against vertically falling water drops when enclosure is tilted up to 15 degrees. Vertically falling drops shall have no harmful effects when the enclosure is tilted at any angle up to 15 degrees on either side of the vertical.

Grade 3 - Protected against spraying water. Water sprayed at an angle up to 60 degrees on either side of vertical shall have no harmful effects.

Grade 4 - Protected against splashing water. Water splashed against the enclosure from any direction shall have no harmful effects.

Grade 5 - Protected against water jets. Water projected in jets against the enclosure from any direction shall have no harmful effects.

Grade 6 - Protected against powerful water jets. Water projected in powerful jets against the enclosure from any direction shall have no harmful effects.

Grade 7 - Protected against the effects of temporary immersion in water. Ingress of water in quantities causing harmful effects shall not be possible when the enclosure is temporarily immersed in water under standardized conditions of pressure and time.

Grade 8 - Protected against the effects of continuous immersion in water. Ingress of water in quantities causing harmful effects shall not be possible when the enclosure is continuously immersed in water under conditions which shall be agreed between manufacturer and user but which are more severe than for numeral 7.

JIS Grades of Dust and Water Resistance