# K&F filter kit 4-in-1 43mm — Nano-K, UV, CPL, ND4

**URL:** https://aio.lv/en/product--kf-sb7485--11879036
**Data updated:** 2026-03-09 20:44 (EET)
**Category:** Camera Filters
**Manufacturer:** K&F
**Manufacturer code:** SB7485
**EAN:** 5904647814844
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 38.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 32.22 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kf-sb7485--11879036

## 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 4-in-1 filter kit for 43 mm lenses includes Nano-K, UV, Circular Polarizer (CPL) and ND4 filters. Designed to protect the lens, reduce reflections, control glare and polarize light (CPL), cut visible light by 2 stops (ND4) and block UV while preserving color. Suitable for compact cameras, mirrorless and small interchangeable lenses with 43 mm thread.

## Long description

The K&F filter kit 4-in-1 43mm — Nano-K, UV, CPL, ND4 is a set of four 43 mm screw-in optical filters designed for compact cameras, mirrorless bodies and small interchangeable lenses that accept 43 mm threads. The kit combines a Nano-K protective filter, an ultraviolet (UV) filter that reduces atmospheric haze and blocks UV light, a circular polarizer (CPL) to control reflections and enhance color saturation, and an ND4 neutral density filter that reduces incoming light by two stops for greater exposure control. All filters are intended to be used individually and provide practical functions for landscape, travel and everyday photography.
Advantages
The Nano-K protective filter features multi-coating to resist scratches, oil and water, helping to preserve the front element of the lens without noticeably affecting image sharpness. The UV filter reduces ultraviolet light and atmospheric haze while maintaining accurate color rendering. The CPL filter uses circular polarizing material to minimize reflections on non-metallic surfaces and increase color contrast, especially for skies and foliage. The ND4 filter provides a consistent two-stop light reduction to allow longer exposure or wider apertures in bright conditions. All four filters share the same 43 mm thread size for direct mounting on compatible lenses.
Suitable for
 Compact cameras with 43 mm filter thread
 Mirrorless cameras with small lenses using 43 mm thread
 Interchangeable prime lenses or pancake zooms with 43 mm mount
 Outdoor landscape and travel photography
Key specifications
 Filter set: Nano-K protective, UV, Circular Polarizer (CPL), ND4 neutral density
 Thread diameter: 43 mm
 ND strength: 2 stops (ND4)
 Polarizer type: circular polarizer for autofocus and metering compatibility
 Coating: multi-coated surfaces for reduced reflections and increased durability
 Mount: screw-in metal frame compatible with 43 mm filter threads
How to use
Select the appropriate filter for your shooting conditions and screw it onto the front of any lens with a 43 mm thread. Use the Nano-K or UV filter as a protective element that can remain mounted during general use. Attach the CPL filter when you need to reduce glare or increase sky and foliage contrast; rotate the filter ring while viewing through the viewfinder or live view to set the desired polarization level. Mount the ND4 filter to reduce exposure by two stops when you want longer shutter speeds or to use wider apertures in bright light. Remove or replace filters as required and store unused filters in protective cases to avoid scratches.
Usage recommendations
When using the CPL, compose and adjust the rotation while observing the scene through the camera to avoid under- or over-polarization; wide-angle lenses may produce uneven polarization on large skies. For long exposures with ND4, use a stable tripod and, if available, remote release or self-timer to minimize camera shake. Clean filters with a microfiber cloth and appropriate cleaning solution to maintain optical performance.

## FAQ

### How much does the K&F 4-in-1 filter kit 43mm cost, and is it available for purchase?

The price is 38.99 € (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. 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/11879036/67296788_large.webp