Pentax 31820 Lens Cap – Protective Front Cover for 82 mm Lenses
The Pentax 31820 is a front lens cap designed to protect the front element of 82 mm lenses from dust, scratches, and minor impacts during storage and transport.
Secure friction-fit design locks firmly onto the lens barrel
Lightweight construction at 50 g adds negligible weight to your gear
Dust- and scratch-resistant surface keeps the lens front clean between shoots
Compact size fits in any camera bag or pocket without taking up space
What sets the Pentax 31820 apart
Unlike generic caps that rely on elastic bands or loose tolerances, the 31820 uses a precision-moulded friction fit specific to 82 mm diameter lenses, ensuring a secure hold without risking scratches from over-tightening.
Ideal for...
Photographers and videographers who use Pentax or compatible 82 mm front-filter lenses in the field and need reliable, quick-on protection during transitions between shots.
Application of the Pentax 31820
Slide the cap onto the front lens element after removing the lens from the camera body
Store the lens with the cap attached in a padded compartment or bag
Remove the cap before mounting the lens for shooting
Pentax is a Japanese optical manufacturer known for producing cameras, lenses, and accessories. The brand has a long history in the photography industry and supplies a wide range of lens filters, caps, and mounting hardware.
It is a front lens cap that protects the front element of 82 mm lenses from dust, scratches, and minor impacts during storage and transport.
It is compatible with all Pentax lenses with an 82 mm front filter thread diameter, as well as lenses from other manufacturers with the same 82 mm thread size.
The cap has a diameter of 82 mm and weighs 50 g, making it lightweight and easy to carry in a camera bag.
The cap is made of black plastic (Kunststoff), which provides a durable, lightweight, and scratch-resistant protective cover.
The product includes a 6-month manufacturer warranty from the date of purchase, covering manufacturing defects.
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