# Hybrid Camera Filter K&F Concept 2-in-1 CPL Polarizer + Variable ND2–ND32 Fader 52mm

**URL:** https://aio.lv/en/product--kf-sb6219--4825097
**Data updated:** 2026-03-07 15:00 (EET)
**Category:** Camera Filters
**Manufacturer:** K&F
**Manufacturer code:** SB6219
**EAN:** 6936069254600
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 79.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 66.11 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kf-sb6219--4825097

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

K&F Concept hybrid 2-in-1 camera filter combines a circular polarizer (CPL) with a variable neutral density fader (ND2–ND32) in a 52mm threaded mount. The CPL reduces reflections and increases color saturation; the variable ND controls exposure and motion blur from 1 to 5 stops. Suitable for landscape, outdoor and long-exposure photography where compact multi-function filtration is needed.

## Long description

The K&F Concept Hybrid Camera Filter 2-in-1 CPL Polarizer + Variable ND2–ND32 in 52mm combines a circular polarizer and a variable neutral density fader into a single threaded filter designed for photographers who need both reflection control and adjustable light reduction without changing glass. The CPL element reduces glare from non-metallic surfaces and increases color saturation, while the variable ND provides continuous attenuation equivalent to about 1 to 5 stops (ND2–ND32), allowing control of exposure and motion blur in bright conditions. The 52mm screw thread fits lenses with the same thread size and preserves filter stacking options when required.
Advantages
This hybrid 2-in-1 filter reduces the need to carry separate CPL and ND filters by combining both functions in a compact, single unit. It enables faster workflow on location by allowing rotation of the polarizer to manage reflections and turning the outer ring to adjust density for exposure control. The integrated design helps maintain image color balance while offering flexible control over shutter speed for creative long-exposure effects and video exposure management. The 52mm mount offers compatibility with many standard lenses and supports easy attachment and removal.
Suitable for
 Landscape photography where glare reduction and variable exposure control are required
 Outdoor portrait and product shoots to manage reflections and background blur
 Long-exposure scenes (waterfalls, clouds, traffic) when reducing light by 1–5 stops
 Travel and run-and-gun shooting where compact multi-function filtration is preferred
Key specifications
 Filter type: Circular polarizer (CPL) combined with variable neutral density (ND2–ND32)
 Thread size: 52mm
 Density range: approximate 1 to 5 stops (variable ND from ND2 to ND32)
 Functionality: polarization control plus continuous light attenuation
 Mount: front screw-in threaded filter compatible with 52mm lens threads
How to use
Screw the filter onto a lens with a 52mm thread until it is securely seated. Rotate the inner polarizer element while viewing the scene through the viewfinder or live view to reduce reflections and adjust color saturation. Use the outer rotating ring to change the variable ND setting and reduce incoming light progressively until the desired exposure or motion blur effect is reached. Check for vignetting or cross-polarization at extreme settings and adjust composition or stop-down as needed. When using wide-angle lenses, verify that the combined elements do not introduce uneven darkening at maximum density.
Usage recommendations
 Use the CPL function first to eliminate reflections and set polarization, then adjust the ND fader to achieve the required exposure or creative blur. For precise long-exposures, use a tripod and mirror lock-up or electronic shutter modes where applicable; bracket exposures to confirm optimal settings. Avoid extreme rotations of both elements simultaneously to reduce the risk of X-pattern or uneven attenuation on some lenses at the highest ND settings.

## FAQ

### How much does the K&F Concept Hybrid CPL + ND Fader 52mm cost, and is it available for purchase?

The price is 79.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can K&F Concept Hybrid CPL + ND Fader 52mm be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All K&F products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized K&F service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/4825097/30330770_large.webp