Iris Variable Aperture Diaphragm Optical Video LF Camera #f4 f/1.2 - F/64

Multiple-Wavelength Quarter Wave Plate QWP 405, 650, 780 nm >5 mm Aperture

1PCS NEW FIT DMC-GX7 Command Dial Dial Shutter Iris Adjustment Dial Switch Dial

1PCS NEW FIT FOR Motor fan blade QABP132M4A 7.5KW 132-4.6.8P aperture 32

Fair-Rite Ferrite Ring 67 Toroid 7.9mm Aperture 12.7mm Dia 6.35mm Depth

1PCS NEW FIT DMC-GX7 Command Dial Dial Shutter Iris Adjustment Dial Switch Dial