# Diffusion Filter K&F HD Black Diffusion 1/4, 52 mm (K&F 52mm)

**URL:** https://aio.lv/en/product--kf-sb8380--11878755
**Data updated:** 2026-03-09 20:44 (EET)
**Category:** Camera Filters
**Manufacturer:** K&F
**Manufacturer code:** SB8380
**EAN:** 6936069271010
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 50.99 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 42.14 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kf-sb8380--11878755

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

K&F HD Black Diffusion 1/4 is a screw-mount 52 mm optical diffusion filter designed to soften highlights and reduce contrast for portrait, fashion, and cinematic photography. The filter creates a subtle glow around bright areas while preserving overall image sharpness and color balance. Compatible with lenses that accept 52 mm threaded filters, it is used to achieve gentler skin tones and a film-like look in-camera.

## Long description

K&F HD Black Diffusion 1/4 is a 52 mm screw-mount optical diffusion filter developed to soften highlights and reduce contrast in portrait, fashion and cinematic photography. The filter produces a subtle glow around bright areas while retaining overall image sharpness and neutral color balance. It fits lenses with a 52 mm filter thread and is intended for in-camera diffusion effects that create gentler skin tones and a film-like appearance without heavy loss of fine detail.
Advantages
The Black Diffusion 1/4 delivers controlled highlight bloom that smooths skin texture and diminishes contrast without introducing strong color casts. Its screw-in design ensures secure attachment to any lens with a 52 mm thread and enables quick addition or removal on set. The optical surface is engineered to preserve edge definition and maintain accurate color rendering while producing a natural-looking glow around specular highlights.
Suitable for
 Portrait photography to soften skin and reduce blemish emphasis
 Fashion and beauty shoots where a delicate glow is desired
 Cinematic and video work to achieve a classic film-like diffusion in-camera
 Event and wedding photography when gentle highlight fall-off is needed
 Studio and controlled-light environments for subtle atmosphere control
Key specifications
 Filter type: optical diffusion (Black Diffusion 1/4)
 Mount: screw-in filter thread
 Thread diameter: 52 mm
 Effect strength: mild diffusion with subtle highlight bloom
 Optical properties: designed to preserve overall sharpness and neutral color balance
How to use
Screw the K&F HD Black Diffusion 1/4 onto the front of any lens with a 52 mm filter thread. Compose and focus as usual; the filter modifies light reaching the sensor to create softened highlights and reduced midtone contrast. For stronger diffusion, use wider apertures or combine with slightly brighter lighting; for crisper results, stop down the aperture or remove the filter. It can remain on the lens for both stills and video shooting and is suitable for use with natural or artificial lighting setups.
Usage recommendations
Use the filter to achieve subtle, film-like diffusion: place it on lenses when you want softer skin tones and controlled highlight bloom while maintaining color accuracy. Test at different apertures and distances to find the balance between glow and detail that fits your subject and lighting. Store the filter in a protective case when not in use to keep the optical surface clean.

## FAQ

### How much does the K&F HD Black Diffusion 1/4 52 mm filter cost, and is it available for purchase?

The price is 50.99 € (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 15.07.2026 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/11878755/67296305_large.webp