Description
Different apertures: Two Apertures / Small Aperture / Big ApertureTest Aperture/Illuminated Area:Φ8mm/Φ11mm;Φ4mm/Φ6mm;Φ8mm/Φ11mm,Φ4mm/Φ6mm
Different apertures: Two Apertures / Small Aperture / Big ApertureTest Aperture/Illuminated Area:Φ8mm/Φ11mm;Φ4mm/Φ6mm;Φ8mm/Φ11mm,Φ4mm/Φ6mm