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Black 55mm Sony front lens cap with centred logo

Sony

Sony ALC-F55S 55mm Front Lens Cap Black

SKU CH-ZEY7-PAEJG

A 55 mm front lens cap that shields the front element from dust and scratches

  • PartLens Caps
  • TypeConverters & Adapters
  • ColorBlack
  • CompatibilitySony
  • Focal Length55 mm
  • Weight0.03
  • Protects the front element from dust and scratches
  • 55 mm diameter fits matching filter threads
  • Weighs only .03 for minimal bag weight
  • Snap-on design secures quickly without tools
  • Black finish matches Sony lens barrels

Sony 55mm Front Lens Cap — what it is

The Sony ALC-F55S is a black front lens cap designed for 55mm filter threads. It shields the front element from dust, scratches and fingerprints when the camera is not in use. The cap carries the Sony α logo and is supplied new.

Installation and common issues

The cap presses onto the filter thread with a friction fit; no tools are required. Alignment is straightforward, but forcing it on cross-threaded can damage the lens barrel. Users occasionally lose the cap because it has no tether or retaining strap.

Who this suits and who should look elsewhere

Photographers using Sony lenses with a 55mm thread who need a direct replacement will find this cap a precise match. Buyers who want a centre-pinch design, a cap with a leash, or a cap for a different thread size should consider other options.

Highlights

  • Protects the front element from dust and scratches
  • 55 mm diameter fits matching filter threads
  • Weighs only .03 for minimal bag weight
  • Snap-on design secures quickly without tools
  • Black finish matches Sony lens barrels

Specifications

BrandSONY
ModelALCF55S
PartLens Caps
TypeConverters & Adapters
ColorBlack
CompatibilitySony
Focal Length55 mm
Weight0.03

Questions about this item

How can I confirm the Sony ALC-F55S is protecting my lens properly after fitting it?

The cap should snap securely onto the 55 mm filter thread with no gaps, and the front element will be fully covered so dust and scratches cannot reach the glass.

What comes in the box and is anything else needed to use the cap?

The package contains the 55 mm front lens cap only; no additional accessories or tools are required for installation.

Which version of the Sony 55 mm front cap should I choose for my lens?

Select the ALC-F55S model in black, which matches any lens with a 55 mm filter thread regardless of focal length.

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