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Black circular 82mm snap-on front lens cap with SP branding

Tamron

Tamron 82mm SP Front Lens Cap camera lens

SKU CH-BK8X-HQT5R

82 mm snap-on front lens cap protects SP-series optics from dust and scratches

  • Protects the front element of SP lenses
  • Snap-on design secures the cap quickly
  • Fits 82 mm (3.23") filter threads
  • Purpose-built for Tamron SP series optics
  • Lightweight shield against dust and scratches

Tamron 82mm SP Front Lens Cap

The Tamron 82mm SP Front Lens Cap is a protective accessory designed specifically for Tamron SP series lenses. It shields the front glass element from dust, scratches and moisture when the lens is not in use. This cap is intended for photographers who own compatible SP lenses with an 82mm filter thread.

Snap-on attachment method

The cap uses a snap-on attachment method that presses directly onto the lens filter threads. This design allows for quick removal and replacement during shooting sessions. The secure friction fit helps prevent accidental loss while stored in a camera bag.

82mm filter thread compatibility

This cap only fits lenses with an 82mm front filter thread, measured at 3.23 inches. It will not work on lenses with smaller or larger thread diameters. Buyers who need a cap for a different thread size must select the matching diameter for their specific lens.

How it compares

Measured against everything we stock in Interchangeable Camera Lenses, at today’s prices. Recalculated every night.

Price $19.99
Cheaper than about 98% of the 2,570 comparable items (median $546.49).

Specifications

No published specifications for this item yet.

Questions about this item

Will the snap-on mechanism on this 82mm cap wear out and need replacement?

The snap-on attachment is a simple spring-loaded design with no electronic parts; it typically lasts for years and only needs replacing if the plastic clips physically break.

What is the first limitation you hit when leaving this 82mm cap on an SP lens all day?

The cap provides no active cooling or power, so the only limit is physical — it can be knocked off if the lens is jostled, but it does not degrade from continuous use.

Does the 3.23-inch cap trap heat or make noise when left on a lens for extended periods?

It is a passive plastic cover with no moving parts or electronics, so it generates zero noise, draws no power and does not trap heat against the lens barrel.

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