3 Easy steps to get student visa to Russia
You have to official invitation letter from Russian Ministry of Interior. The university in Russia will get this letter for you, but you have to submit this letter to the embassy together with your application. (It has to be original, copy, emailed and faxed are not accepted)
Every students have to get HIV tested and submit the original result and one copy to the embassy.
If the embassy ask you then you have to provide the contract between you and the university you want to study in.
Please note that the visa is single entry visa and you can learn more at this website.