In the top left corner there is a side window for filter adjustment when using a circular polarizer or variable neutral density filter
Legend 1 - 10 Accessory Type Hoizontal
The ST-1000 has a max capacity of approximately 4
Brand LUMBERG Part Number WKV50 Quantity Each Technical Data Sheet EN
Brand MAXIM INTEGRATED PRODUCTS Part Number MAX489CSD+T Quantity Each (Supplied on Cut Tape) Technical Data Sheet EN
SOURIAU UTS7124PSCR Circular Connector, Trim Trio UTS Series, Jam Nut Receptacle, 4 Contacts, Screw Pin, Bayonet Matthews 189093 In the top left cornerThis is a Circular Connector, Trim Trio UTS Series, Jam Nut Receptacle, 4 Contacts, Screw Pin, Bayonet product from SOURIAU with the model number UTS7124PSCRProduct details Product Range Trim Trio UTS Series Circular Connector Shell Style Jam Nut Receptacle No. of Contacts 4Contacts Circular Contact Type Screw Pin Coupling Style Bayonet Connector Body Material Thermoplastic Body Connector Body Plating Contact Material Copper Alloy Contact Plating