Product Division: Photo & Video, Type: Grey Filter, Special Feature: Front thread, Mount Thickness: 2.9 mm, Filter Thread: 58 mm, Filter Type: Fixed Grey Tone, Type of Glass: High-Grade Lens Glass, Grey Tone: 1000-fold/64 x/8-Way, Metal Mount: Black, Coating: NMC16 (Nano Multi-Coated 16-fold)