supply, safe delivery and warranty of led film viewer , packing, supply, safe delivery and warranty of film viewer light intensity min: 120, 000 cd / m2 light source: led maximum density: 4.2 d viewing area: 2.5 x 8 ( 60mm x 200mm ) ±5% intensity control: 5-100% continuous housing body: powder coated aluminum body uniformity: g = 0.95 densitometer accuracy :high accuracy: ±0.03 d aperture :3mm viewing density :0-5 d resolution :0.01 d display :4 digit lcd calibration :15 point calibration probe :integrated probe with zero switch dimension: 18 x 5.5 x 2.5 ( 455mm x 140mm x 65mm ) ±5% power: 110 - 220 vac / 50 - 60 hz operation operating temperature: -10° to 50° c -80% humidity ±5% weight :2.5 kg ( 5.5 lbs. ) ±5% standards :astm e1390 & asme sec. v art.2 t-234 salient features: •up to 80% saving in power consumption •array of special grade led lamps •low screen temperature & less emission •with foot switch & sliding shutters •no warm-up time •shock resistance •high speed cooling fan package should include the following: film viewer, densitometer probe, foot switch, sliding shutter. duffle bag operating manual.certification report, warranty card