# Circular Polarizing Filter K&F HD MC Slim C 43mm – CPL lens filter for glare and reflection control

**URL:** https://aio.lv/en/product--kf-sb6394--4825118
**Data updated:** 2026-03-07 15:00 (EET)
**Category:** Camera Filters
**Manufacturer:** K&F
**Manufacturer code:** SB6394
**EAN:** 6936069266177
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 20.99 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 17.35 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kf-sb6394--4825118

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Circular polarizing (CPL) filter K&F HD MC Slim C 43mm for interchangeable-lens cameras. Multi-coated (MC) slim-profile optic designed to reduce glare and surface reflections, enhance color saturation and contrast, and improve sky definition. Fits 43mm thread lenses; suitable for landscape, outdoor, and product photography where reflection control and color fidelity are needed.

## Long description

The Circular Polarizing Filter K&F HD MC Slim C 43mm is a screw-in CPL lens filter designed for interchangeable-lens cameras with a 43mm front thread. Its multi-coated slim-profile glass reduces surface reflections and glare from non-metallic surfaces, increases color saturation and contrast, and helps render skies and foliage with improved definition. The slim frame minimizes vignetting on wide-angle lenses while keeping the filter slim and lightweight for everyday use.
Advantages
The multi-coated optical surface reduces internal reflections and improves light transmission for more accurate color reproduction. The circular polarizer allows selective control over reflections and glare without affecting exposure metering and autofocus performance on modern cameras. The slim metal frame reduces the risk of vignetting on wide-angle lenses and provides a low-profile fit when stacked with other filters or lens caps.
Suitable for
 Landscape photography to deepen blue skies and increase cloud definition
 Outdoor and travel photography to reduce glare from water and foliage
 Product and architectural photography to control reflections on glass and glossy surfaces
 General-purpose shooting where enhanced color saturation and contrast are desired
Key specifications
 Filter type: Circular polarizer (CPL)
 Optical coating: Multi-coated for reduced reflections and improved transmission
 Mount size: 43 mm screw-in thread
 Frame: Slim-profile metal frame to minimize vignetting
 Compatibility: Designed for interchangeable-lens cameras with 43 mm front thread
How to use
Screw the CPL filter onto the lens front thread until it seats firmly but without overtightening. Rotate the outer ring while observing the scene through the viewfinder or live view to adjust the polarization effect; the strongest effect is achieved at roughly 90 degrees to the sun. For scenes with reflections, rotate the filter until unwanted glare is reduced or removed. Check for vignetting on wide-angle lenses and remove or use a non-slim filter if necessary for extreme wide angles.
Usage recommendations
Use the filter outdoors in bright conditions for best polarization effects. Clean the multi-coated glass with a soft microfiber cloth and appropriate lens cleaner to preserve coatings. When stacking multiple filters, confirm there is no mechanical vignetting and avoid excessive tightening to protect the slim frame and threads.

## FAQ

### How much does the K&F Circular Polarizing Filter HD MC Slim C 43mm cost, and is it available for purchase?

The price is 20.99 € (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 10.07.2026 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. All transactions are 100% secure and encrypted.

### 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/4825118/30330838_large.webp