Described by Zeiss as: 
"Filter Set 90 HE LED with Reflector Module FL EC P<(>&<)>C (E) Filter Set 90 HE LED shift free for use with ZEISS LED fluorescence light sources with excitation wavelengths 385, 475, 555 and 630 nm. 
Consisting of filters QBS 405 + 493 + 575 + 653 and QBP 425/30 + 514/30 + 592/25 + 709/100 inserted in reflector module, reflection avoided through tilted mount for emission filters.

Part No. 489090-9110

Item is used.
Filters are in good condition.
Compatible with the following models:
Axioscope 5 MAT
Axioscope 5 Pol
Axioscope 7
Axioscope vario
Axiolab 5
Axiolab 5 MAT
Axiolab 5 Pol
Axioscope 5
Axiovert 5
Axiovert 5 digital