Hi,
You can follow these steps:
1. In stall VMware vCenter Converter Standalone and click Convert Machine to open the wizard. https://customerconnect.vmware.com/en/downloads/info/slug/datacenter_cloud_infrastructure/vmware_vcenter_converter/6_4_0
2. Select Powered off as the source type on Source System page and choose Hyper-V Server from the dropping list. Specify Hyper-V server’s IP address/hostname, user name and password for administration.
3. Select the Source Machine you want to convert.
4. Select VMware Infrastructure virtual machine as the destination type and input the vCenter Server or ESXi IP address/hostname and valid credentials like server, user name and password. Or if you want to convert to VMware Workstation, Fusion or Player, just click the other option.
5. Assign a name and storage to the destination virtual machine.
6. Customize the conversion task on Option page.
7. Review and press Finish to start the conversion.
8. View the conversion status in the vCenter converter.
9. Start the converted VM(s).