Sigma Drop In WR Variable ND for 598 (RND-21SE)


In Stock
Pickup at Fairfield
$292.00
Key Features
- High-quality WR (Water Repellent) Variable ND filter for Sigma Drop-In systems
- Adjustable light reduction for versatile exposure control
- Ideal for both photography and videography applications
- Precision-engineered for Sigma lenses with drop-in filter compatibility
- Durable, weather-resistant construction for outdoor shooting
- Maintains image clarity and color fidelity
In Stock
Pickup at Fairfield
$292.00
Have any questions?1-800-631-0300
OVERVIEW
The Sigma Drop In WR Variable ND Filter is a premium optical accessory designed for photographers and videographers who demand precise exposure control without compromising image quality. Tailored for Sigma's drop-in filter systems, this filter offers a smooth, adjustable range of light reduction, making it perfect for managing exposure in varying lighting conditions.
Adjustable Light Control
With its variable neutral density design, this filter allows you to easily fine-tune the amount of light entering your lens. This is particularly useful for achieving motion blur in bright daylight, controlling depth of field in video work, or balancing exposure in high-contrast scenes.
WR Coating for Durability
The WR (Water Repellent) coating ensures that water, oil, and smudges are easily repelled from the filter surface, making cleaning quick and simple. This feature is invaluable for outdoor and travel photographers who often work in challenging environments.
Precision Engineering
Built to Sigma's exacting standards, the Drop In WR Variable ND filter maintains exceptional sharpness and color fidelity across the frame. The optical glass is multi-coated to minimize reflections and ghosting, ensuring your images remain crisp and vibrant.
Ideal for Video and Photography
Whether you're shooting cinematic video sequences or long-exposure stills, this filter provides the flexibility you need. Adjust exposure without altering aperture or shutter speed, giving you creative control over motion and depth of field.
Compatibility
Specifically designed for Sigma lenses and accessories that accept drop-in filters, this Variable ND integrates seamlessly into your workflow, ensuring optimal performance and ease of use.
Brand

filter attributes
| Coatings | WR (Water Repellent) multi-coating |
| Filter Material | High-quality optical glass |
| Filter Size | Drop-in size specific to Sigma system |
| Density | Variable density, adjustable light reduction |
| Thickness | Slim drop-in profile |
detailed specifications
| Filter Diameter | No |
| Filter Type | Variable Neutral Density |
- Sigma Drop In WR Variable ND Filter
- Protective storage case
- User documentation
0 Reviews
No creators have tagged this product yet.
Articles featuring this product
Best Travel Lenses for Mirrorless Cameras in 2024: Recommendations and User Reviews
May 23, 2026
·
Unique Photo
Sony FX3 vs Panasonic S5IIX: The Right Full-Frame Workhorse for Professional Video
May 9, 2026
·
Unique Photo
Community questions about this gear
Ask a question
0
votes
2
answers
110
How can I choose a variable ND filter with minimal color cast on a budget?
color-castneutral-densitybuying-advicefiltersvariable-nd
Photography Stack Exchange contributor
14y ago
0
votes
2
answers
92
0
votes
2
answers
101
What’s the difference between a Singh-Ray Vari-ND and cheaper variable ND filters?
neutral-densityfiltersvariable-ndaccessoriesimage-quality
Photography Stack Exchange contributor
16y ago
0
votes
2
answers
92
How does a variable ND filter work compared with stacking two polarizers?
neutral-density-filterspolarizerwide-anglevariable-ndfilter-theory
Photography Stack Exchange contributor
13y ago
0
votes
2
answers
221
$292.00