K&F Concept Variabel ND Filter ND8-2000 Super Slim - 40.5mm
K&F Concept Variabel ND Filter ND8-2000 Super Slim - 40.5mm | Control bright light for creative exposures
Control the light reaching your lens so you can use a longer shutter speed or a wider aperture in bright conditions. The K&F Concept Variabel ND Filter ND8-2000 Super Slim - 40.5mm is a variable neutral density filter, with an ND8-2000 range and a 40.5mm size. It’s for photographers and filmmakers who want to adjust exposure with a filter rather than rely only on camera settings. A longer exposure can give moving water a softer, blurred look; reducing the light can also help retain a wide-aperture look outdoors. The variable range lets you adjust the amount of light reduction to suit the scene. Its specific 40.5mm size matters: the filter is intended for a lens with a matching filter diameter, not a camera body size. If you’re working with a lens in that size, it offers a direct way to manage bright light while shooting.
Using the variable ND range
For a still photograph of flowing water, increase the light reduction until you can use a longer exposure and let the movement blur. For video in daylight, adjust the filter to reduce incoming light while keeping the exposure you want. The point of a variable ND is adjustable light control; it gives you room to respond as the scene changes without swapping between filters with different fixed densities.
Specialist Note
The 40.5mm size gives this filter a very specific job: it fits a lens with the same filter diameter, so I’d check the marking on the lens itself. That’s useful if you have a compact lens in this size, but it won’t be a universal fit across your kit. The ND8-2000 range gives you room to change how much light reaches the sensor. For bright-day video, adjust the density to manage exposure; for a still of moving water, use stronger reduction to allow a longer shutter speed and a softer flow. I’d choose it for those deliberate exposure adjustments, with lens size in mind.
Technical Specifications
- Type: Variable ND filter
- ND range: ND8-2000
- Size: 40.5mm
K&F Concept Variabel ND Filter ND8-2000 Super Slim - 40.5mm is backordered and will ship as soon as it is back in stock.
Delivery and Shipping
Delivery and Shipping
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Warranty & Returns Info
At Hard to Find Camera Store, we offer a 2-year warranty on all new products and a 6-month warranty on used equipment. If you're not fully satisfied with your purchase, you can return it within 14 days of delivery for a refund or exchange, provided the item is in its original condition.
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K&F Concept Variabel ND Filter ND8-2000 Super Slim - 40.5mm is backordered and will ship as soon as it is back in stock.
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Condition
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Worldwide Insured & Tracked Shipping
Secure delivery for camera gear to your doorstep, no matter where you are!
Warranty
New Equipment: 2 year warranty.
Used Equipment: 6 month warranty.
For any issues, our dedicated support team is here to help.

