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FL-B42 Camera Lens Filter with CPL for DJI Osmo Action models

Prices as of September 25, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$19.66
Sep 12 · Macy's
Best price
$20.97
−34% vs high
14-day high
$31.93
All stores
$32$26$20
Sep 12Sep 25
  • Macy's
Lowest in 14 days: $19.66 at Macy's. Highest: $31.93. Current best is 34% below the 14-day high.

About this product

The Neewer FL-B42 Camera Lens Filter with CPL is a compact optical accessory designed for select DJI Osmo Action camera models. It enhances image control by managing light exposure and reducing glare, particularly useful in bright conditions. Made from optical glass, the filter ensures clear image quality without distortion. Its small size and lightweight design make it easy to store or carry during on-location shoots. The filter attaches directly to the camera lens, fitting seamlessly into studio or outdoor workflows. This lens attachment supports photography and video capture with improved color fidelity and contrast.

  • CPL filter for light control
  • Optical glass construction
  • Fits DJI Osmo Action models
  • Compact 2.52 x 2.52 x 0.75 inches
  • 0.06 lbs weight
  • Wipe clean care

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FL-B42 Camera Lens Filter with CPL for DJI — Price History