The Haoge Adapter Ring enable you attach a 49mm thread filter to Fujifilm X100V X100VI camera. In addition, the original Fujifilm lens cap can be mount onto the adapter ring, so you can use the original lens cap without removing the adapter ring. Features: Designed for Fujifilm Fuji X100V X100VI. The adapter ring facilitates the attachment of 49mm thread filter to the lens. Anodized alumium made metal adapter ring. X100VI X100V Original Fujifilm lens cap can be mount onto the adapter ring. Compatible with: Fujifilm X100V X100VI (Note: it can't be used for other cameras) Package Included: 1 x Adapter Ring for Fujifilm X100V X100VI ;1X Haoge Silver UV-49 Filter (Note: To use the adapter ring, the user has to remove the ring on the top of the lens of Fujifilm X100V)