- Increase the strength of the square lens and protect the lens from damage.
- Reduce the possibility of fingerprints smearing the lens, easy to disassemble.
- Suitable for all size 100*100*2.0mm square filters.
- Only applicable to K&F Concept Nano X Pro Series.
- Note: ①K&F old filter holder system and other brand systems are not suitable.② It cannot be disassembled after assembly, and repeated installation to avoid affecting the use.