5 filters mains operated with optical density in 2½ digit LED display, Range 400 to 700 nm, 1 ml solution measurement.

Specifications:
Range: 400-700 nm,
Output: OD (0 to 1.99),
Resolution: OD : 0.01,
Accuracy: 0.5% FSI,
Std. Glass Filter: 5,
Mini Volume: 1 ml,
Display: 2½ Digit LED,
Power: 230 V ±10%, 50 Hz, AC,
Accessories: Test Tube Set of 5, Spare Lamp, Dust Cover, Manual.
Filters: 5 Filters  420, 480, 540, 620, 680 nm.
Detector: Selenium Photocell,
Light Source: 6.8 V, 300 mA,

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Ltekonline are the manufacturers of Digital Photo Colorimeter 5 Filters used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and School Lab Appliance for Engineering Teaching Lab in Universities