Added correction for defocused beam calculation

2026-06-18 07:58:16 +02:00
parent e44238b555
commit 215d3b75cd
1 changed files with 3 additions and 1 deletions
@@ -256,6 +256,7 @@ def fm_ideal_pitch(
    Returns:
        tuple[float, float | None]: Pitch of mirror in rad, qy in mm
    """
+    p_cm = bl.cm.center[1]  # posCM
    p = bl.fm.center[1]  # posFM
    q = smpl - bl.fm.center[1]  # dist posFM to posEX
    if fm_focus == "Defocused":
@@ -277,8 +278,9 @@ def fm_ideal_pitch(
        x = 0.098821 * x**2 + 0.512344 * x  # polynom to correct for spot size
        # logger.info(f"x (corrected): {x}")
        y = fm_focy
+        y = 3.183562 * y**2 + 1.258364 * y  # polynom to correct for spot size
        qx = q + x * p / a
-        qy = q + y * q / b
+        qy = q + y * p_cm / b
        f = (p * qx) / (p + qx)  # focal length
        # logger.info(f"qx: {qx}")
        # logger.info(f"f: {f}")