FEATURES * Professional light meter. * Light sensor used the exclusive photo diode & color correction filter spectrum meet C.I.E. photopic. * Sensor cosine correction factor meet standard. * Separate Light Sensor allows user to measure the light at an optimum position. * All the function keys are used rubber push button, * High accuracy in measuring. * Water resistance front panel * External zero adjustment. * LSI circuit provides high reliability and durability. * Data hold. * Large LCD display allows clear readout-out even at high ambient light level. * Compact size and excellent operation. * Built-in low battery indicator.