STMICROELECTRONICS STTH3010W Fast / Ultrafast Power Diode, 1 kV, 20 A, Single, 1.3 V, 42 ns, 180 A Tiffen 56585N12 Aside from 72mm rear male

Aside from 72mm rear male threads which allow it to connect to a lens

Foil Shield with Drain Wire

Hybrid Aspherical Lense -- Sharp Images

while full color-temperature range-control

The box is constructed of archival and acid-free board

STMICROELECTRONICS STTH3010W Fast / Ultrafast Power Diode, 1 kV, 20 A, Single, 1.3 V, 42 ns, 180 A Tiffen 56585N12 Aside from 72mm rear maleThe STTH3010W is a high voltage ultrafast Recovery Diode. The high quality design of this diode has produced a device with low leakage current, regularly reproducible characteristics and intrinsic ruggedness. These characteristics make it ideal for heavy duty applications that demand long term reliability. Such demanding applications include similar mission critical systems that require rectification and freewheeling. This diode also fit into