K&F Concept Variable ND Filter ND2-400 77mm
K&F Concept Variable ND Filter ND2-400 77mm | Adjust light without changing filters
Without a neutral-density filter, bright conditions can mean changing your aperture or shutter speed to control how much light reaches the camera. This K&F Concept variable ND filter gives you an adjustable way to reduce incoming light, with an ND2-400 range in one 77mm filter. It suits photographers and filmmakers who want to manage exposure while keeping their chosen camera settings, such as using a wider aperture in daylight or a slower shutter for a flowing-water effect. The variable design lets you adjust the reduction rather than swapping between fixed ND strengths as the light changes. Its 77mm size is the key detail when matching it to a lens: the lens needs a 77mm filter thread. It’s a practical option when you want a broad range of ND control in a single filter, though it won’t fit every lens.
Specialist Note
This filter won’t suit a lens with a different filter-thread size, so the 77mm measurement is the first thing I’d match up. If your lens takes 77mm filters, the reason to choose this one is its ND2-400 range: you can adjust the amount of light reduction instead of carrying several fixed ND filters. For daylight video, set the shutter speed you want for natural-looking motion, then adjust the filter to bring exposure under control. For a long exposure of moving water, increase the density to allow a slower shutter. It’s a straightforward way to work across changing light, within the limits of the lens size.
Technical Specifications
- Brand: K&F Concept
- Filter type: Variable ND
- ND range: ND2-400
- Filter size: 77mm
K&F Concept Variable ND Filter ND2-400 77mm est en rupture de stock et sera expédié dès qu’il sera de retour en stock.
Delivery and Shipping
Delivery and Shipping
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Warranty & Returns
Warranty & Returns
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.
Your satisfaction is our priority!
K&F Concept Variable ND Filter ND2-400 77mm est en rupture de stock et sera expédié dès qu’il sera de retour en stock.
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Condition
Payment & Security
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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.

