For immediate assistance, call Techkon USA at 978-777-1854 or email Info@TechkonUSA.com
The USB cable is for the SpectroJet1.
All of our SpectroDens3 instruments ship with a standard 3mm aperture. Additional apertures for the SpectroDens3 are available in 1.5mm or 3mm sizes.
The AC Adapter can be used to charge any model of the Techkon SpectroDens, SpectroPlate, and SpectroDrive