This K&F Concept square ND4 filter is designed for use with matte boxes, compatible with Tilta, SmallRig, and Mini Matte Box systems. Crafted from imported HD optical glass, it delivers high clarity and no color cast, perfect for 4K & 8K video shooting.
Features:
- Dimensions: 4" x 5.65" (10.16 x 14.35cm)
- Light Reduction: ND0.6 (2 stops)
- Material: Imported HD Optical Glass, double-sided polished
- Ultra-Low Reflectivity: 0.2% to reduce lens reflection and vignetting
- Multi-Layer Coatings: 28 nanometer coatings for scratch, water, oil, and fingerprint resistance
- Use Case: Enables precise control over shutter speed and aperture, balances image exposure, and avoids overexposure.
- Compatibility: Mounts on a matte box, suitable for various focal length lenses.
⚠️ WARNING (California Proposition 65): This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, please visit www.P65Warnings.ca.gov.
Frequently Asked Questions
Q: What are the dimensions of the K&F Concept ND filter?A: The K&F Concept ND filter measures four inches by five point sixty-five inches. This size is designed to fit standard matte boxes.
Q: What material is this ND filter made of?A: This ND filter is made of imported optical glass. The material ensures high clarity without compromising image quality.
Q: How many stops of light reduction does this filter provide?A: This filter provides two stops of light reduction. It is classified as a ND0.6 filter, allowing better control over exposure.
Q: How do I install the K&F Concept ND filter?A: To install the ND filter, mount it on a compatible matte box. It is not meant to be directly screwed onto camera lenses.
Q: Is this filter suitable for beginners?A: Yes, this filter is suitable for beginners and professionals alike. It helps manage exposure effectively, making it user-friendly.
Q: Can this filter be used with various lens focal lengths?A: Yes, this filter can be used with various focal lengths. It is designed for versatility when mounted on a matte box.
Q: How should I clean the K&F Concept ND filter?A: To clean the ND filter, use a microfiber cloth or lens cleaning solution. Avoid harsh chemicals that could damage the coating.
Q: Does this filter come with a protective case?A: Yes, the filter comes with a leather filter bag for protection. This helps keep it safe from scratches and damage.
Q: Is this filter compatible with all cameras?A: No, this filter is not compatible with all cameras. It is designed specifically for use with matte boxes like Tilta and SmallRig.
Q: What if the filter arrives damaged?A: If the filter arrives damaged, you should contact customer support for a replacement or return. Keep all packaging for a smoother return process.
Q: What advantages do the multi-layer coatings provide?A: The multi-layer coatings reduce reflections and enhance clarity. They also make the filter scratch resistant and waterproof.
Q: Is the K&F Concept ND filter suitable for high-resolution video?A: Yes, this filter is suitable for four K and eight K video shooting. It maintains image quality without introducing color casts.
Q: Can I use this filter for photography as well?A: Yes, this ND filter can be used for photography. It helps control exposure and achieve better image balance in bright conditions.
Q: What is the reflectivity percentage of this filter?A: The reflectivity of this filter is controlled at zero point two percent. This minimizes lens reflection and vignetting.
Q: How thick is the K&F Concept ND filter?A: The thickness of the ND filter is zero point zero four inches. This ultra-slim design helps prevent vignetting.
Q: What kind of bag does the filter come with?A: The filter comes with a leather filter bag for storage. This bag protects the filter from scratches and environmental damage.