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Sekonic Light Meter L-398A Studio Deluxe III

Model: 401399
Manufacturer: Sekonic

In Stock

An industry standard for still and cinematographic ambient light reading. Swiveling light receptor. Readouts in multiple still and cine scale or direct readout with optional ISO index slides. An environmentally friendly amorphous silicon photo cell requires no battery.


  • The Industry Standard for Incident and Light Measurement
    The studio meter to which all others are compared
  • Swivel Head and Needle Lock
    Facilitate easy and accurate readings
  • Amorphous Silicon Photocell
    Eliminates need for batteries
  • Interchangeable Lumisphere and Lumidisc
    Allows adjustment of illumination contrast and measurement of illumination intensity
  • Lumigrid Included
    For measuring reflected light
  • Memory Pointer
    Retains prior reading


  • Type: Analog exposure meter for ambient light
  • Light receiving method: Incident light and reflected light
  • Incident light: Interchangeable Lumisphere and Lumidisc
  • Reflected light: Interchangeable Lumigrid
  • Light receptor element: Selenium photocell
  • Measuring Range (ISO 100)
    • Ambient light: Incident light: EV 4 to EV 17; Reflected light: EV 9 to EV 17
    • Repeat Accuracy: +/- 0.3 EV or less
    • Calibration Constant: Incident light metering: Lumisphere C = 340; Reflected light metering: K = 12.5
  • Display Range
    • Film speed: ISO 6 to 12000 (in 1/3 steps)
    • Shutter Speeds: Ambient light: 60 seconds to 1/8000 second (in 1, 1/2 or 1/3 stop); Cine speeds: 8, 16, 18, 24, 64, 128 frames per second
    • Aperture: f/0.7 to f/128 (in 1, 1/2 or 1/3 stop)
    • Light Receptors EV 1 to EV 20

Other features

  • Self-powered: Selenium photocell eliminates need for batteries
  • Dimensions: 4.4"W x 2.3"H x 1.3"D (112mmW x 58mmH x 34mmD) Weight: 6.8oz (190gm)
  • Standard accessories supplied: Lumisphere, Lumidisc, Lumigrid, High Slide, case, strap