diff --git a/Makefile b/Makefile
index faf6fa3..97e2006 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 
 
-POVOPT = +q9 +a -d 
+POVOPT = +q9 +a0.01 -d 
 POVDEP = contexte.inc elements.inc datas/hf.png
 
 
@@ -10,7 +10,8 @@ PNG:	essai.png scene.png
 essai.png:		essai.pov Makefile $(POVDEP)
 	povray $(POVOPT) -W640 -H480 -i$< -o$@
 
+CK=30
 scene.png:		scene.pov Makefile $(POVDEP)
-	povray $(POVOPT) -W1280 -H1024 +K266 -i$< -o$@
+	povray $(POVOPT) -W1280 -H1024 +K${CK} -i$< -o$@
 
 
diff --git a/contexte.inc b/contexte.inc
index 9422466..edbb764 100644
--- a/contexte.inc
+++ b/contexte.inc
@@ -9,6 +9,7 @@ height_field {
 	smooth
 	texture {
 		pigment { DarkGreen  }
+		normal { bumps 1 scale 4.2 }
 		finish  { phong 0.333 }
 		}
 	translate <-.5, 0, -.5>
@@ -17,13 +18,13 @@ height_field {
 
 
 #if (0)
-cylinder { 0, <1, 0, 0>, 0.008 pigment { color Red } }
-cylinder { 0, <0, 0, 1>, 0.008 pigment { color Blue } }
+cylinder { 0, <1, 0, 0>, 0.005 pigment { color Red } }
+cylinder { 0, <0, 0, 1>, 0.005 pigment { color Blue } }
 #end
 
 
 light_source {
-	<2, 2.50,  3>	color White
+	<3, 3.50,  2>	color Gray90
 	spotlight
 	radius 12
 	falloff 20
@@ -31,4 +32,11 @@ light_source {
 	point_at <0, 0.95, 0.22222222>
 	}
 
-// light_source { <-6, 7, -4>, rgb <0.81, 0.65, 0.40> }
+light_source {
+	<-5, 5.50, 8>	color White
+	spotlight
+	radius 8
+	falloff 20
+	tightness 5
+	point_at <0, 0.95, -0.22>
+	}
diff --git a/elements.inc b/elements.inc
index c19c05b..1200be3 100644
--- a/elements.inc
+++ b/elements.inc
@@ -33,7 +33,10 @@ union	{
 		cylinder {-y, y, 0.10 }
 		cylinder {-z, z, 0.10 }
 		}
-	light_source { 0, rgb <0.99, 0.05, 0.05> }
+	light_source { 0, rgb <0.99, 0.05, 0.05>
+		fade_distance	1.29
+		fade_power	1.5
+		}
 	}
 texture { New_Penny }
 }
@@ -41,25 +44,62 @@ texture { New_Penny }
 /*
  *
  */
+#local Branche_radar = object
+{
+#local D1 = 0.08;
+#local D2 = 0.0035;
+merge	{
+	cone { 0, D2, 0.04*y, 0.00007 }
+	sphere { 0, D2*2.2 scale <1, 1.77, 1> }
+	intersection {
+		torus { D1, D2 }
+		box { <2, -2, 2>, <0, 2, 0> }
+		rotate x*90
+		translate -D1*x
+		}
+	}
+}
 #declare HexaCone_radar = object
 {
 union	{
 #for (foo, 0, 360, 60)
-	#local RR = 0.17;
+	#local RR = 0.12;
 	#local PX = RR * sin(radians(foo));
 	#local PZ = RR * cos(radians(foo));
-	sphere { 0, 0.009
-		scale <1, 1.39, 1>
-		translate <PX, 0.007, PZ>
+	object { Branche_radar
+		rotate y*(foo-90)
+		translate <PX, 0, PZ>
 		}
 	#local R2  = 0.08;
-	#local PX2 = R2 * sin(radians(foo));
-	#local PZ2 = R2 * cos(radians(foo));
-	cylinder { <PX2, -0.06, PZ2>, <PX, 0, PZ>*0.98, 0.003 }
 #end
-	torus { R2, 0.004 translate -0.06*y }
+	torus { R2, 0.0034 translate -0.08*y }
+	}
+texture { Soft_Silver scale 6.0 }
+}
+
+/*
+ * new Mon Dec 16 12:44:44 PM UTC 2024
+ */
+#local Une_derive = object
+{
+difference {
+	merge	{
+		sphere { 0, 0.008 scale <1, 1, 4.70>
+				translate <0, 0.26, -0.17> }
+		cone { <0, -0.1, 0>, 0.09, <0, 0.26, -0.17>, 0.009
+				scale <0.10, 1, 1> }
+		}
+	box { <-1, -1, -1>, <1, 0, 1> }
+	}
+texture { Soft_Silver scale 6.0 }
+}
+#declare HexaCone_derives = object
+{
+union	{
+	object { Une_derive }
+	object { Une_derive rotate  120*z }
+	object { Une_derive rotate -120*z }
 	}
-texture { Soft_Silver scale 1.0 }
 }
 
 #declare HexaCone_head = object
@@ -84,8 +124,9 @@ texture { Orange_Glass }
 union	{
 	object { HexaCone_body }
 	#local T = 0.55;
-	object { HexaCone_head  translate <0, 0, T+DTa> }
-	object { HexaCone_radar translate <0, T+0.07, 0> }
+	object { HexaCone_head    translate <0, 0, T+DTa>	}
+	object { HexaCone_radar   translate <0, T+0.16, 0>	}
+	object { HexaCone_derives translate <0, 0, -0.67>	}
 	}
 rotate <-7, 0, -9>
 }
diff --git a/scene.pov b/scene.pov
index ecf53ea..9f18e11 100644
--- a/scene.pov
+++ b/scene.pov
@@ -6,7 +6,7 @@
 
 global_settings	{
 	assumed_gamma  1.0
-	ambient_light rgb <0, 0, 0>
+	ambient_light rgb <0.02, 0.02, 0.02>
 	max_trace_level 10
 	}
 
@@ -15,15 +15,15 @@ global_settings	{
 #include  "elements.inc"
 #include  "contexte.inc"
 
-object { HexaCone rotate y*17 translate y*1.13 }
+object { HexaCone rotate y*17 translate y*1.11 }
 
 #declare CK = 56 + (clock * 2);
-#declare Dcam = 1.95;
+#declare Dcam = 1.97;
 #declare CamX = Dcam *        sin(radians(CK));
 #declare CamZ = Dcam * 1.20 * cos(radians(CK));
-#declare CamZ = CamZ - 0.9;
+#declare CamZ = CamZ - 0.11;
 
-#declare Lat  = <0.03, 1.08, 0.22>;
+#declare Lat  = <0.03, 1.08, 0.17>;
 camera	{
 	location	<CamX, 1.23, CamZ>
 	look_at		Lat