# Diffusion (Black Mist) Magnetic Nano-X MRC Filter K&F Concept 1/4 - 77 mm

**URL:** https://aio.lv/en/product--kf-kf4343--11878458
**Data updated:** 2026-03-09 20:43 (EET)
**Category:** Camera Filters
**Manufacturer:** K&F
**Manufacturer code:** KF4343
**EAN:** 6936069288315
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 124.49 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 102.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kf-kf4343--11878458

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

Magnetic diffusion (Black Mist) filter K&F Concept Nano-X MRC, size 77 mm with 1/4 strength. Designed to soften highlights and reduce contrast for portrait and video work, it produces gentle halation around bright points while preserving overall detail. Magnetic mounting enables quick attachment/removal; MRC multi-resistant coating improves durability and reduces reflections. Suitable for landscape, portrait, and cinematic shooting.

## Long description

The Diffusion (Black Mist) Magnetic Nano-X MRC Filter by K&F Concept is a 77 mm optical accessory with 1/4 diffusion strength designed to soften highlights, slightly reduce overall contrast and introduce a controlled halation around bright points. It preserves fine detail while creating a subtle filmic glow that is useful for portrait, video and cinematic applications. The filter features a magnetic mounting system for rapid attachment and removal and a multi-resistant coating (MRC) to increase surface durability and reduce unwanted reflections and flare.
Advantages
This Black Mist diffusion filter produces gentle halation without significantly degrading image sharpness, maintaining texture and midtone detail. The magnetic Nano-X mounting provides fast, tool-free installation and switching between lenses or accessories. The MRC surface treatment improves resistance to fingerprints, dust and moisture while helping to minimize internal reflections. Its 1/4 diffusion level offers a moderate effect that is suitable when a subtle, controlled softening of highlights is required.
Suitable for
 Portrait photography to soften skin highlights and create a flattering glow
 Video and cinema work where subtle halation and controlled contrast are desired
 Landscape scenes with bright specular highlights to reduce contrast spikes
 On-location shooting that requires quick filter changes using magnetic mounting
Key specifications
 Filter type: Black Mist diffusion (1/4 strength)
 Mounting: Magnetic Nano-X system for quick attach/detach
 Optical size: 77 mm diameter front thread compatibility
 Coating: Multi-Resistant Coating (MRC) to reduce reflections and improve durability
 Effect characteristics: Softens highlights, introduces subtle halation, slightly reduces global contrast while preserving detail
 Construction: Slim profile designed to minimize vignetting on wide-angle lenses
How to use
Attach the magnetic adapter or ring to the lens thread if required, then align and secure the filter using the magnetic connection. Compose and meter as usual; exposure changes are typically minimal with this 1/4 diffusion strength but check highlights and adjust exposure or use highlight roll-off techniques if necessary. For video, monitor and test white balance and skin tones to ensure the diffusion effect remains natural. To remove, simply pull the filter away from the magnetic mount and store it in its protective case.
Usage recommendations
Use the 1/4 Black Mist filter when you need a subtle, filmic softening of bright points without loss of important detail. Combine with careful lighting and modest exposure adjustments for the best portrait and cinematic results. Keep the coated surfaces clean and attach the protective cover when not in use to maintain the MRC performance.

## FAQ

### How much does the K&F Concept Nano-X MRC Black Mist 1/4 Filter 77 mm cost, and is it available for purchase?

The price is 124.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 17.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can K&F Concept Nano-X MRC Black Mist 1/4 Filter 77 mm be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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/11878458/67295917_large.webp