
Polaroid
Polaroid PL3NDKIT49 49mm Neutral Density Filter Kit ND3 ND6 ND9
★★★★★
Polaroid Optics 49mm ND filter kit with ND3, ND6, and ND9 gives you three levels of light control in one set.
$16.99*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Key Features
3-piece set includes ND3, ND6 & ND9 filters
Reduce the amount of light that reaches your lens without affecting color integrity
Allows for slower shutter speeds and wider aperture settings
Neutral density pro-grade photography filters keep hue of color 100% true
Double-threaded design enables the easy stacking of filters & accessories
Specifications
Filter Size
49mm
Filter Types
ND3, ND6, ND9
Compatibility
All popular camera lenses with 49mm thread
Frame Construction
Special alloy rings
Pros & Cons
👍 Pros
- Three-filter set covers 1 to 3 stops of light reduction, handling most common ND shooting scenarios
- 49mm thread size fits many compact and mirrorless camera lenses at an affordable entry point
- Stackable design allows combining filters for up to 6 stops of reduction without buying additional filters
- Special alloy frame rings are durable while remaining lightweight on the lens
👎 Cons
- Maximum single-filter density of ND9 (3 stops) is insufficient for long exposures in bright daylight without stacking
- Stacking multiple filters on wide-angle lenses may cause visible corner vignetting
- Budget-tier optical coatings may produce slight color casts that require post-processing correction
- Limited to 49mm thread size with no step-up ring included for use on larger lenses
Frequently Asked Questions
What neutral density strengths are included in this kit?
The kit includes three filters: ND3 (1-stop light reduction), ND6 (2-stop reduction), and ND9 (3-stop reduction), which can also be stacked for greater density.
What lens thread size do these filters fit?
These filters are designed for 49mm lens threads. Check the filter thread size printed on your lens or lens cap to confirm compatibility before purchasing.
Can these ND filters be stacked together for stronger light reduction?
Yes, you can thread the ND filters together to combine their effects—for example, stacking the ND6 and ND9 provides approximately 5 stops of light reduction—though stacking may introduce vignetting on wider focal lengths.
Do these filters introduce a color cast to images?
Polaroid Optics states these filters are crafted for consistent color and accuracy, though slight color shifts are possible with lower-cost ND filters and can be corrected in post-processing via white balance adjustment.
Does the kit include a carrying case or pouch?
The kit includes protective cases for the filters to keep them safe from scratches and dust when not in use.