# K&F Filtre Nano C series Variable ND2-400 revetement bleu 58mm

**Brand:** K&F Concept
**Category:** Photo
**Code (GTIN/SKU):** 6936069236897
**Canonical URL:** https://openreviews.io/en/reviews/kfconcept/k-f-filtre-nano-c-series-variable-nd2-400-revetement-bleu-58mm-6936069236897

## Rating: 5.0/5 ★★★★★ — 1 reviews analyzed
_Confidence: high_

## At a glance

K&F Filtre Nano C series Variable ND2-400 revetement bleu 58mm (K&F Concept) reviews: 5.0/5 based on 1 analyzed review, updated September 7, 2026.

Praised: performance.

1 review analyzed, published on another site.
Other sites: 1 source, 1 review, average rating 5.0/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This variable neutral density filter is designed for photographers and videographers looking to control the exposure of their lenses by adapting to different lighting conditions. It stands out for its high efficiency and very satisfactory overall performance during shooting.

## Strengths

- **Performance** — This variable filter proves to be extremely effective at adjusting brightness without altering image quality.

## Frequently asked questions

- Does the filter produce an X-cross effect at maximum values?
- Is the ring rotation smooth and precise?
- Does this filter modify the colorimetry of the image?
- Is the blue coating effective against reflections?

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_Source: OpenReviews — https://openreviews.io/en/reviews/kfconcept/k-f-filtre-nano-c-series-variable-nd2-400-revetement-bleu-58mm-6936069236897_