Purchase of Programmable Optical Filter

Technical and commercial bids in independent sealed envelopes are invited for the purchase of programmable optical filter with the following specifications. Specifications Required: Operating wavelength : 1530 – 1560 nmCenter frequency of the filter : Tunable across the wavelength rangeFilter Bandwidth : Tunable ; minimum of 10 GHz Insertion Loss : < 1 dBPolarisation Dependent Loss : < 1 dBReturn Loss : > 25 dBFilter Shape : ArbitraryBandwidth setting resolution : < 1 GHzCenter frequency accuracy : Better than +-5 GHz Attenuation control : 0-35 dBResolution : 0.01 dBPhase control :Should be able to adjust the phase across the selected frequency · to a constant value, which could be tuned between 0 to 2pi· as a linear phase with group delay control range -25 ps to +25 ps Fiber coupled with FC/APC connectors.

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