# Circular Polarizing Filter K&F Nano-X MRC 37 mm (CPL) for Lens Glare and Reflection Control

**URL:** https://aio.lv/en/product--kf-sb7458--11878869
**Data updated:** 2026-03-09 20:44 (EET)
**Category:** Camera Filters
**Manufacturer:** K&F
**Manufacturer code:** SB7458
**EAN:** 5904647814585
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 35.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 29.33 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kf-sb7458--11878869

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Circular polarizing (CPL) filter K&F Nano-X MRC in 37 mm thread size, designed to reduce reflections and glare, enhance color saturation and contrast, and improve sky rendering. Multi-resistant coated (MRC) glass construction provides scratch and moisture resistance for everyday use on compatible 37 mm camera lenses, landscape and outdoor photography, and polarizing effects control.

## Long description

The Circular Polarizing Filter K&F Nano-X MRC 37 mm (CPL) is a screw-on optical accessory designed to reduce surface reflections and glare while improving color saturation and contrast for compatible 37 mm lenses. Constructed from multi-resistant coated glass, the filter is intended for everyday outdoor use and for photographic situations where controlling reflections, enhancing skies, or deepening color tones is required. The rotating mount allows precise adjustment of the polarizing effect without changing exposure settings.
Advantages
The filter's circular polarizing design selectively reduces polarized light from non-metallic surfaces, improving clarity and color rendition in landscape and architectural photography. Multi-resistant coatings provide scratch resistance and help repel moisture and oil, making the glass easier to clean and more durable in field conditions. The thin, low-profile metal frame minimizes vignetting on wide-angle lenses while maintaining secure attachment and smooth rotation for fine control.
Suitable for
Landscape photography to deepen blue skies and increase cloud contrast.
Outdoor and travel photography to reduce reflections from water and foliage.
Architectural and product photography to control window and surface glare.
General-purpose use on compatible 37 mm lenses where color saturation and contrast improvement are needed.
Key specifications
Filter type: Circular polarizer (CPL)
Diameter: 37 mm screw-in mount
Optical material: Multi-resistant coated (MRC) glass
Mount: Thin-profile metal frame with rotating ring
Intended effect: Reflection reduction, increased saturation and contrast
How to use
Screw the filter onto a compatible 37 mm lens front thread until secure. Use the rotating outer ring to adjust the degree of polarization while observing the effect through the viewfinder or on the camera monitor; rotate until the desired reduction of reflections or enhancement of sky and color is achieved. Exposure settings typically remain unchanged, though slight exposure adjustments may be needed when the filter reduces overall light transmission. Remove and store the filter in a protective case when not in use to avoid damage to the coated surface.
Usage recommendations
For best results, use the CPL filter at a 90-degree angle to the sun when seeking to darken skies and reduce reflections. Avoid stacking thick accessories that may cause vignetting on wide-angle lenses. Clean the coated glass with a soft microfiber cloth and an appropriate lens cleaner to preserve the multi-resistant coating.

## FAQ

### How much does the K&F Nano-X MRC Circular Polarizer CPL 37 mm cost, and is it available for purchase?

The price is 35.49 € (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 02.07.2026 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/11878869/67296493_large.webp