Urth
Urth 77mm Explore Filter Kit UV CPL VND2-400
A 77mm kit with UV, CPL and Variable ND2-400 filters on Japanese AGC glass and ultra-slim magnalium rims
- Japanese AGC glass delivers optical clarity
- UV filter cuts haze and protects the front element
- CPL polariser boosts colour saturation and contrast
- Variable ND2-400 gives 1 to 8.66 stops of light control
- Ultra-slim magnalium rim with double-threaded design
77mm Explore Filter Kit Contents
The kit bundles three 77mm filters: a UV filter that blocks ultraviolet light and protects the front element, a circular polariser that removes reflections and deepens colour saturation, and a variable neutral-density filter adjustable from ND2 to ND400. It is built for photographers and videographers who want a single, portable set for diverse outdoor conditions.
Variable ND2-400 Light-Reduction Range
The variable ND provides 1 to 8.66 f-stops of attenuation, letting you slow shutter speeds or open apertures in bright light. At the darkest settings the filter can introduce cross-polarisation artefacts on ultra-wide lenses, so the usable range narrows as you approach the maximum density. It has hard stops at both ends but no calibrated markings for precise stop values.
Double-Threaded Ultra-Slim Magnalium Frame
Each filter uses a double-threaded, ultra-slim magnalium rim that allows stacking or a lens cap without vignetting on most standard zooms. The shallow profile reduces the chance of corner shading, yet very wide focal lengths may still show darkening when multiple filters are combined. The construction suits shooters who prioritise low weight and compact storage over maximum wide-angle clearance.
Highlights
- Japanese AGC glass delivers optical clarity
- UV filter cuts haze and protects the front element
- CPL polariser boosts colour saturation and contrast
- Variable ND2-400 gives 1 to 8.66 stops of light control
- Ultra-slim magnalium rim with double-threaded design
Specifications
No published specifications for this item yet.
Questions about this item
Which filter in the kit covers the widest range of light reduction?
The Variable ND2-400 Filter provides 1 to 8.66 f-stops of light reduction, covering the broadest range in the kit.
What does the 8.66 f-stop figure mean when shooting outdoors?
It lets you extend shutter speeds or open the aperture significantly in bright daylight for motion blur or shallow depth of field.
How does the 77mm thread size affect filter compatibility?
All three filters share the 77mm thread, so they fit directly on any 77mm lens and the double-threaded rims allow stacking.
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