DHOM-T Optical Monitor

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Product Description

Direct Optical Monitor

DHOM-T monitors directly, in real time, the optical film deposited on the substrate mounted on a rotating dome in its deposition process.
Monitoring wavelength range is 350-1100 nm or 350 – 2400 nm.


  • Direct monitoring of the optical thickness of the sample mounted on rotating dome
  • Variable and readily adjustable monitoring position
  • Conventional indirect monitoring system optionally installed in the same coater, and direct or indirect monitoring system optionally chosen for each film layer


Wavelength range 350 ~ 1100nm 350 ~ 2400nm
Detection method Transmittance
Light Source Halogen lamp
Power Requirements AC100V ± 10%, 50/60Hz