UV Radiometer : UVR-300

High sensitivity, Wide range, User-friendly,
High performance digital UV Meter

UV Radiometer

  • Outline
  • Features
  • Specification


This product is handy digital UV meter which has various measurement function. 3 different types of optical receiving head are available. It can be choose from among them according to customer’s needs.
Measurement range covered up to 280,000μW/cm2, so, it is possible to use in every field.



  • Wide range detection sensitivity : 0.1 - 280,000μW/cm2
  • Multiple measurement function
  • Capable of data communication to PC with USB and application software


  • Industrial field of using the photochemical reaction
    • Production line with photolithography of SEMI, FPD, PCB and etc.
    • Evaluation and management of sensitive material for print industry
    • Performance evaluation of solar
  • Industrial field of using the photo electricity reaction
    • Electrophotographic print
    • Electrophotographic photoreceptor
  • Biochemistry field of using the biological reaction
    • Erythema reaction、Pigmentation evaluation
    • Skin photosensitivity reaction
    • Management of rearing environment for cattle farmer and fish farmer
    • Management of spindly growth and photosynthetic response
    • Others field of using the sterilizing activity
  • Others field of using the sterilizing activity
    • Food processing field
    • Medical cosmetic treatment field
    • Various R&D


Major light resource for measuring

  • UV-light of health appliances
  • Bactericidal lamp
  • UV-Lamp for copy machine
  • Xenon lamp
  • Photo polymerization lamp
  • Extra high pressure mercury lamp
  • Black light
  • fluorescent lamp




Item Specification
Photo detector Silicon photo diode
Measurement Range 0.1 - 280,000μW/cm² 
Wavelength Range UD-250
Measurement Accuracy ±5% of rdg.  ±1 digit (Auto Range)
Measurement Mode Auto/Manual,  4-range
Tempreture drift : fT within ±3% ( -10 - 40℃ with 23℃ as reference)
Humidity drift : fH within ±3%
Analog Output 0 - 3Vmax,  1mV/1digit
Interface USB
Power Source Size AA dry-cell battery×2 or dedicated adopter (option)
Use conditions Temperature : -10 - 40℃,
Humidity : 85% RH or less (no condensation)
Outer dimensions (W×D×H) 70×195×33mm(with Sensor unit)
Weight 260g  *Include battery


Available Accessories

  • AC Adopter
: ZV-20
  • Extension cable (m)
: ZV-21(2)/ ZV-22(5)/ ZV-23(10)/ ZV-24(20)/ ZV-25(30)
  • Application software
: Bright Loader