purchase of fibre optics trainer kit supply of lab equipments to ece department , fiber optics trainer kitsource 1 type: laser, central wavelength: 1310nm, spectral width: 1nm, output power: 1.5mw, threshold current: 15ma max, forward current: 85 ma max. , feedback: built-in inga as monitor detector receptacle housing: sc.source 2 type: visible led, central wavelength: 660nm, spectral width: 25nm, output power : 200 ?w @ if = 10 ma., forward current: 50 ma max., receptacle housing : “connector-less” style package. detector 1 type: inga as pin photo diode, spectral bandwidth : 1250nm ~ 1600nm, responsivity: 0.9 a / w @ 10 ?w of 1310 nm, bandwidth: 1.5 ghz, return loss: 14 db, reverse voltage, vr: 30v ( maximum ) , reverse current, ir: 500 ?a max.detector 2 type: silicon pin photo transistor, spectral bandwidth: 400 nm ~ 1100nm, max. photosensitivity lambda: 850 nm. , responsivity: 0.8 ma / 10?w vce= 5 v. , rise and fall times: 20 ms.fiber cable cable:can use with both glass fibre and plastic fibre.it can be used to do the following experiments.analog and digital linking, numericalpperature, measurement, finding losses, v-i characteristics of laser diode, v-i characteristics of led andcharacteristics of photodiodetype: glass fiber single & multimode, core diameter: 9?m and 62.5, clad diameter: 125?m, primary coating diameter: 250?m , total outer diameter: 2.2mm , number of fibers: 02, length of fiber: 01 meter each, type : plastic optical cable, step index, multimode, core refractive index-n1 : 1.492 , clad refractive index-n2 : 1.406, numerical aperture: 0.50 , acceptance angle: 60º, fiber diameter: 1000microns, outer diameter: 2.2mm.