[1] [1] G.Schulz, J. Schwider. Precise measurement of planeness [J]. Appl. Opt., 1967, 6(6): 1077～1084

[2] [2] G. Schulz, J. Schwider. Establishing an optical flatness [J]. Appl. Opt., 1971, 10(4): 929～934

[3] [3] Xu Yang, Tang Feng, Wang Xiangzhao et al.. Measurement error analysis of absolute flatness test [J]. Chinese J. Lasers, 2011, 38(10): 1008009

[4] [4] Jügen Granna. Absolute testing of optical flats at points on a square grid: error propagation [J]. Appl. Opt., 1994, 33(28): 6654～6661

[5] [5] B. S. Fritz. Absolute calibration of an optical flat [J]. Opt. Eng., 1984, 23(4): 379～383

[6] [6] Günter Schulz. Absolute flatness testing by an extended rotation method using two angles of rotation [J]. Appl. Opt., 1994, 32(7): 1055～1059

[7] [7] C. Ai, J. C. Wyant. Absolute testing of flats by using even and odd functions [J]. Appl. Opt., 1993, 32(25): 4698～4705

[8] [8] R. E. Parks, L. Z. Shao, C. J. Evans. Pixel-based absolute topography test for three flats [J]. Appl. Opt., 1998, 37(25): 5951～5956

[9] [9] C. J. Evans, R. N. Kestner. Test optics error removal [J]. Appl. Opt., 1996, 35(7): 1015～1021

[10] [10] Lin Weihao, Luo Hongxin, Song Li et al.. Absolute flatness measurement of optical elements in synchrotron radiation [J]. Acta Optica Sinica, 2012, 32(9): 0912005

[11] [11] Michael F. Küchel. A New approach to solve the three flat problem [J]. Optik, 2001, 112(9): 381～391

[12] [12] Klaus R. Freischlad. Absolute interferometric testing based on reconstruction of rotational shear [J]. Appl. Opt., 2001, 40(10): 1637～1648

[13] [13] U. Griesmann. Three-flat test solutions based on simple mirror symmetry [J]. Appl. Opt., 2006, 45(23): 5856～5865

[14] [14] U.Griesmann, Q. Wang, J. Soons. Three-flat tests including mounting-induced deformations [J]. Opt. Eng., 2007, 46(9): 093601

[15] [15] Song Weihong, Wu Fan, Hou Xi. Study on the absolute testing of rotationally asymmetric surface deviation with the method of single rotation [J]. Acta Optica Sinica, 2012, 32(9): 0912006

[16] [16] Chen Xu, Yuan Wenquan, Feng Yutao et al.. Study of the error of the reference lens in absolute spherical testing and the thermal deformation model establishment [J]. Acta Optica Sinica, 2011, 31(2): 0212002