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Pentax 40.5mm Front Lens Cap

BH #PELFC405 • MFR #39944
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Pentax 40.5mm Front Lens Cap
Key Features
  • Cap for Pentax Q-mount 01 & 02 Lenses
  • Squeeze-type Lens Cap
The 40.5mm Front Lens Cap by Pentax is designed to fit the Pentax 01 Standard Prime and the Pentax 02 Standard Zoom Lenses for the Q-series Interchangeable Lens cameras. This is a dedicated Pentax brand lens cap suitable for 40.5mm filter threads. It is a squeeze type lens cap that clicks in place, essential to keep your lenses free of dust, moisture, and smudges and to protect them from accidental impacts and scratches.
More Details
In Stock
No Store Display
$9.95
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Pentax 39944 Overview

The 40.5mm Front Lens Cap by Pentax is designed to fit the Pentax 01 Standard Prime and the Pentax 02 Standard Zoom Lenses for the Q-series Interchangeable Lens cameras. This is a dedicated Pentax brand lens cap suitable for 40.5mm filter threads. It is a squeeze type lens cap that clicks in place, essential to keep your lenses free of dust, moisture, and smudges and to protect them from accidental impacts and scratches.

UPC: 027075208780

Pentax 39944 Specs

Type
Front
Size
40.5 mm
Attachment Method
Center Pinch
Packaging Info
Package Weight
0.015 lb
Box Dimensions (LxWxH)
3.7 x 3.15 x 0.35"

Pentax 39944 Reviews

I mean, it's a lens cap

By Matthew
Rated 4 out of 5
Date: 2025-09-30

It definitely covers the end of my lens

One of the smallest

By Dillon
Rated 5 out of 5
Date: 2021-10-29

Most caps of this size do not have a center pinch style. This is one of the only ones. I love the quality of this cap. It fits tightly together and the center pinch flares out slightly so that it doesn't slip off your fingers when you take it off or put it on.

See any errors on this page?

Does this lens cap fit the Pentax 17?

Does this lens cap fit the Pentax 17?
Asked by: John
The Pentax 40.5mm Front Lens Cap is not the lens cap that came with the Pentax 17. It is the correct size.
Answered by: Rob K
Date published: 2025-07-07
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