# Diffusion Filter K&F Black Diffusion 1/8 49 mm (KF01.1485)

**URL:** https://aio.lv/en/product--kf-sb10904--11878895
**Data updated:** 2026-03-09 20:44 (EET)
**Category:** Camera Filters
**Manufacturer:** K&F
**Manufacturer code:** SB10904
**EAN:** 6936069250824
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 50.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 42.14 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kf-sb10904--11878895

## 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

K&F Black Diffusion 1/8 is a 49 mm diffusion screw-in filter designed to soften highlights and reduce contrast for portrait, video and still photography. The optical filter mount provides subtle diffusion without significant loss of sharpness, suitable for creative softening, skin smoothing and cinematic effects. Fits lenses with 49 mm filter thread.

## Long description

The K&F Black Diffusion 1/8 49 mm is a screw-in diffusion filter designed for lenses with a 49 mm filter thread. It produces a subtle softening of highlights and reduces overall contrast while preserving image detail, making it suitable for portrait, video and still photography where gentle diffusion and skin smoothing are desired. The optical filter mount maintains alignment and allows straightforward attachment to compatible lenses.
Advantages
This diffusion filter delivers controlled softening of bright areas without significant loss of edge detail, enabling natural-looking skin tones and reduced contrast in backlit or high-contrast scenes. The screw-in design ensures secure, low-profile mounting and easy removal. The filter’s subtle effect preserves color fidelity and can be combined with other filters or lens accessories for creative results.
Suitable for
Portrait photography requiring gentle skin smoothing
Video production and filmmaking for a cinematic, softened look
Still life and product photography to reduce specular highlights
Outdoor shoots with strong contrast or backlighting
Key specifications
Filter type: diffusion (softening)
Strength: 1/8 (subtle diffusion)
Mount: screw-in
Thread size: 49 mm
Optical effect: reduces contrast and softens highlights while preserving detail
How to use
Screw the filter onto the front of a lens with a 49 mm filter thread until snug; avoid overtightening. Compose and focus as usual. Because the diffusion effect is subtle, adjust exposure and aperture to achieve the desired balance between sharpness and softening. For video, monitor highlights and skin tones on a calibrated display to ensure the effect remains natural. Remove the filter when no diffusion is required or when stacking incompatible accessories.
Usage recommendations
Use the filter at moderate apertures to retain subject separation and maintain acceptable sharpness. Combine with controlled lighting to enhance cinematic effects and avoid excessive flare in strongly backlit conditions. Store the filter in a protective case when not in use to prevent scratches and dust.

## FAQ

### How much does the Diffusion Filter K&F Black Diffusion 1/8 49 mm 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 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/11878895/67296537_large.webp