Will it work?

Question

Network administration

GPON Specifications GPON
Class B+ Optical Transceiver
Upstream (Transmitter): 1310 nm +/- 50 nm, max. speed 1.244 Gbps (burst mode)
Downstream (Receiver): 1490 nm +/- 10 nm, max. speed 2.488 Gbps (continuous mode)
1 port with SC connector with fiber connection on CO side
Single-mode optical cable
Maximum transmission distance: 20 km
Full set of ITU-T G.984 ONU functions with enhanced capabilities

Answer 1

Interested in such a question: is it possible to connect according to this scheme ps > mediaconverter > router.
Yes, this scheme will work.
There is no distance, no characteristics / models of equipment.