# Circular Polarizing Filter K&F CONCEPT CPL Nano-X Ultra-Low Reflection 77 mm

**URL:** https://aio.lv/en/product--kf-sb8559--11232995
**Data updated:** 2026-03-07 19:52 (EET)
**Category:** Camera Filters
**Manufacturer:** K&F
**Manufacturer code:** SB8559
**EAN:** 5904647822016
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 48.49 €
**Prices and availability valid until:** 2026-07-31 23:59
**Price without VAT (21%):** 40.07 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kf-sb8559--11232995

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Circular polarizing (CPL) filter from K&F CONCEPT, model Nano-X Ultra-Low Reflection in 77 mm size. Reduces reflections and glare from non-metallic surfaces, increases color saturation and contrast, and helps achieve clearer skies and richer colors in landscape and outdoor photography. Fits lenses with 77 mm filter thread and is suitable for use with cameras requiring a circular polarizer.

## Long description

The Circular Polarizing Filter K&F CONCEPT CPL Nano-X Ultra-Low Reflection 77 mm reduces glare and unwanted reflections from non-metallic surfaces such as water, glass and foliage. Designed for lenses with a 77 mm filter thread, this circular polarizer improves color saturation, contrast and sky rendering for landscape and outdoor photography while maintaining accurate exposure and sharpness when used with modern autofocus and metering systems.
Advantages
The Nano-X Ultra-Low Reflection coating minimizes internal reflections and ghosting, preserving image clarity when shooting at wide apertures or against bright light. The circular polarizer construction allows full compatibility with camera metering and autofocus systems. A slim metal frame reduces vignetting on wide-angle lenses while providing a secure, low-profile fit. The filter is designed to rotate smoothly for precise control of polarization strength.
Suitable for
 Landscape photography to enhance skies and foliage color
 Outdoor portraiture to reduce reflections from skin and clothing
 Architectural and product photography to control glass and window reflections
 Long exposures where reducing surface glare improves clarity
 Travel and nature photography when richer colors and contrast are desired
Key specifications
 Filter type: Circular polarizer (CPL)
 Mount thread size: 77 mm
 Coating: Nano-X ultra-low reflection multi-coating
 Frame: Slim metal ring designed to reduce vignetting
 Optical effect: Reduces reflections, increases color saturation and contrast
 Rotation: Smooth rotating outer ring for adjustment of polarization
How to use
Attach the filter to the front of a lens with a 77 mm thread by screwing the slim metal frame onto the lens threads until it is secure. Rotate the outer ring while observing the viewfinder or live view to adjust the polarization effect; maximum effect occurs at a 90° angle to the light source. Use metering and autofocus normally—circular construction ensures compatibility with modern camera systems. When shooting wide-angle scenes, check for vignetting and, if necessary, use a thin hood or adjust composition.
Usage recommendations
Keep the filter clean and store it in a protective case when not in use. Clean with a blower, soft brush and microfiber cloth; avoid harsh chemicals. For best results, use the filter at mid-range apertures for optimal sharpness and reduce polarization intensity when photographing through glass or near reflections to avoid unnatural color shifts.

## FAQ

### How much does the K&F CONCEPT CPL Nano-X Ultra-Low Reflection 77 mm cost, and is it available for purchase?

The price is 48.49 € (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 16.07.2026 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/11232995/62120849_large.webp