H&Y Filters 100x150mm K-Series Centre Graduated GND0.6 Filter (2-Stop) with Magnetic Filter Frame Galbin Binocular Case Accessories It has 77mm threading on

It has 77mm threading on the rear and front and can be screwed onto your lens

please refer to your product description for the specific humidity setting

Wonderful MD-100i (112 Litre) Safe-Type Dry Cabinet with Digital Hygrometer LED Display Panel

PAPER up to 50x60cm (20x24")

Magnetic Adapter Ring and Lens Cap

H&Y Filters 100x150mm K-Series Centre Graduated GND0.6 Filter (2-Stop) with Magnetic Filter Frame Galbin Binocular Case Accessories It has 77mm threading onH&Y Filters 100x150mm K Series Centre Graduated GND0. 6 Filter (2 Stop) with Magnetic Filter Frame Key Features Centre Graduated Neutral Density For 100mm K Series Filter Holder Up to 4x Filter Factor, 2 Stop Reduce Exposure for Sunrises or Sunsets Effect Spread across Filter Centre 9 Layer Multi Coating, Gorilla Glass Quick Release Magnetic Filter Frame Magnetically Mounts on Holder Fast Use of Filter on Holder Microfiber Cleaning Cloth, Filter Pouch