# Circular Polarizing Filter K&F Concept Nano-C HMC CPL 55 mm

**URL:** https://aio.lv/en/product--kf-kf3986--11879163
**Data updated:** 2026-03-09 20:45 (EET)
**Category:** Camera Filters
**Manufacturer:** K&F
**Manufacturer code:** KF3986
**EAN:** 6936069208900
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 17.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 14.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kf-kf3986--11879163

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

Circular polarizing (CPL) filter K&F Concept Nano-C HMC in 55 mm size. Designed to reduce reflections from non-metallic surfaces, increase color saturation and contrast, and improve sky rendering. Fits lenses with 55 mm filter thread and is used for landscape, outdoor, and product photography to control glare and enhance image clarity.

## Long description

The Circular Polarizing Filter K&F Concept Nano-C HMC CPL 55 mm is a screw-in optical filter designed to reduce reflections from non-metallic surfaces, enhance color saturation and contrast, and improve sky rendering. It fits lenses with a 55 mm filter thread and is intended for photographers who need better control of glare and unwanted reflections while maintaining image sharpness. The Nano-C multi-coating helps resist smudges and facilitates cleaning, while the slim profile minimizes vignetting on wide-angle lenses.
Advantages
This circular polarizer reduces surface reflections from water, glass and foliage, resulting in richer colors and clearer skies without digital post-processing. The multi-coated optics provide improved light transmission and reduce internal reflections, while the durable metal frame offers reliable mounting and alignment. Adjustable rotation lets you control the degree of polarization to match shooting conditions, and the 55 mm size makes it compatible with a wide range of standard lenses.
Suitable for
 Landscape photography to deepen blue skies and enhance cloud definition
 Outdoor and travel photography to reduce glare from water and foliage
 Product and still-life photography to control reflections on glass and polished surfaces
 Architectural and street photography when managing window and facade reflections
Key specifications
 Filter type: Circular polarizer (CPL)
 Thread diameter: 55 mm
 Optical coating: Nano multi-coating (HMC)
 Frame material: Metal, low-profile design to reduce vignetting
 Mount: Screw-in (front thread)
 Function: Reduces non-metallic surface reflections, increases color saturation and contrast
How to use
Screw the CPL filter onto the front filter thread of a 55 mm lens until secure. Look through the viewfinder or live view and rotate the outer ring of the filter to change the polarization angle; the effect becomes most visible at a 90-degree angle to the sun. Adjust rotation to the point where reflections are minimized and color saturation meets your preference. When not in use, remove and store the filter in its protective case to avoid scratches and dust.
Usage recommendations
Use the filter at apertures and shutter speeds appropriate for the scene; compensate exposure when necessary since the polarizer reduces some light transmission. For wide-angle lenses, check for vignetting and use the slim frame carefully. Clean the coated glass with a microfiber cloth and appropriate lens cleaning solution to maintain coating performance.

## FAQ

### How much does the K&F Concept Nano-C HMC CPL 55 mm filter cost, and is it available for purchase?

The price is 17.99 € (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 23.07.2026 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/11879163/67297005_large.webp