SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                             ----------------------


                                   F O R M 6-K

    REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER
                       THE SECURITIES EXCHANGE ACT OF 1934

                           For the month of April 2010

                                 RADVISION LTD.
                              (Name of Registrant)


               24 Raoul Wallenberg Street, Tel Aviv 69719, Israel
                     (Address of Principal Executive Office)

                  Indicate by check mark whether the registrant files or will
file annual reports under cover of Form 20-F or Form 40-F.

                           Form 20-F [X]    Form 40-F [ ]

                  Indicate by check mark if the registrant is submitting the
Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): [ ]

                  Indicate by check mark if the registrant is submitting the
Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): [ ]

                  Indicate by check mark whether by furnishing the information
contained in this Form, the registrant is also thereby furnishing the
information to the Commission pursuant to Rule 12g3-2(b) under the Securities
Exchange Act of 1934.

                                 Yes [ ] No [X]

                  If "Yes" is marked, indicate below the file number assigned to
the registrant in connection with Rule 12g3-2(b): 82-_____________



This Form 6-K is being incorporated by reference into the Registrant's Form S-8
Registration Statements File Nos. 333-127013, 333-141654, 333-155442, 333-155444
and 333-164091.





                                 RADVision Ltd.

                                EXPLANATORY NOTE

The following exhibits are attached:

99.1     Press Release re RADVISION to Report First Quarter 2010 Results on
         April 28th dated April 1, 2010
















                                    SIGNATURE


         Pursuant to the requirements of the Securities Exchange Act of 1934,
the registrant has duly caused this report to be signed on its behalf by the
undersigned, thereunto duly authorized.


                                RADVISION LTD.
                                     (Registrant)



                                By: /s/Rael Kolevsohn
                                    -----------------
                                    Rael Kolevsohn
                                    Corporate Vice President and General Counsel


Date: April 1, 2010






                                  EXHIBIT INDEX



EXHIBIT NO.                DESCRIPTION
----------                 -----------

   99.1                    Press Release re RADVISION to Report First Quarter
                           2010 Results on April 28th dated April 1, 2010