From 9f4ce14d35e5a41a711c9fee3f18ef50d7c22fb9 Mon Sep 17 00:00:00 2001
From: sirlilpanda <sirlilpanda@gmail.com>
Date: Thu, 26 Feb 2026 11:23:07 +1300
Subject: [PATCH] fixed feature size

---
 wafer_layouts/cross_pattern_idt.scad |  2 +-
 wafer_layouts/gird_array_idt.scad    |  2 +-
 wafer_layouts/hex_layout_idt.scad    |  2 +-
 wafer_layouts/pair_idt.scad          |  6 ++++-
 wafer_layouts/quadrant_array.json    | 37 ----------------------------
 wafer_layouts/quadrant_array.scad    |  2 +-
 wafer_layouts/single_idt.scad        |  4 +--
 7 files changed, 11 insertions(+), 44 deletions(-)
 delete mode 100644 wafer_layouts/quadrant_array.json

diff --git a/wafer_layouts/cross_pattern_idt.scad b/wafer_layouts/cross_pattern_idt.scad
index a4fdf36..5637aae 100644
--- a/wafer_layouts/cross_pattern_idt.scad
+++ b/wafer_layouts/cross_pattern_idt.scad
@@ -101,7 +101,7 @@ module params() {
             str("leg_length     : ", leg_length),
             str("leg_angle      : ", leg_angle),
             str("size           : ", size),
-            str("feat. size (mm): ", (c/freq)*1e3),
+            str("feat. size (mm): ", (c/freq)*1e3 / 4),
             str("version        : ", SCRIPT_VERSION)
         ]
     );
diff --git a/wafer_layouts/gird_array_idt.scad b/wafer_layouts/gird_array_idt.scad
index 69fb730..1edb673 100644
--- a/wafer_layouts/gird_array_idt.scad
+++ b/wafer_layouts/gird_array_idt.scad
@@ -143,7 +143,7 @@ module params() {
             str("leg_length     : ", leg_length),
             str("leg_angle      : ", leg_angle),
             str("size           : ", size),
-            str("feat. size (mm): ", (c/freq)*1e3),
+            str("feat. size (mm): ", (c/freq)*1e3 / 4),
             str("version        : ", SCRIPT_VERSION)
         ]
     );
diff --git a/wafer_layouts/hex_layout_idt.scad b/wafer_layouts/hex_layout_idt.scad
index 72d023f..bfd847c 100644
--- a/wafer_layouts/hex_layout_idt.scad
+++ b/wafer_layouts/hex_layout_idt.scad
@@ -105,7 +105,7 @@ module params() {
             str("leg_length     : ", leg_length),
             str("leg_angle      : ", leg_angle),
             str("size           : ", size),
-            str("feat. size (mm): ", (c/freq)*1e3),
+            str("feat. size (mm): ", (c/freq)*1e3 / 4),
             str("version        : ", SCRIPT_VERSION)
         ]
     );
diff --git a/wafer_layouts/pair_idt.scad b/wafer_layouts/pair_idt.scad
index 12944ee..b967bf1 100644
--- a/wafer_layouts/pair_idt.scad
+++ b/wafer_layouts/pair_idt.scad
@@ -25,7 +25,11 @@ SCRIPT_VERSION="0.0.1";
 // this really just need to be any mon font
 FONT="Ubuntu Sans Mono:style=Regular";
 test_number = 1;
+
 // scale in m
+// 1e3 : mm
+// 1e6 : um
+// 1e9 : nm
 scale_unit = 1e3;
 // ================= meta =================
 
@@ -101,7 +105,7 @@ module params() {
             str("leg_length     : ", leg_length),
             str("leg_angle      : ", leg_angle),
             str("size           : ", size),
-            str("feat. size (mm): ", (c/freq)*1e3),
+            str("feat. size (mm): ", (c/freq)*1e3 / 4),
             str("version        : ", SCRIPT_VERSION)
         ]
     );
diff --git a/wafer_layouts/quadrant_array.json b/wafer_layouts/quadrant_array.json
deleted file mode 100644
index 9f5ef0d..0000000
--- a/wafer_layouts/quadrant_array.json
+++ /dev/null
@@ -1,37 +0,0 @@
-{
-    "parameterSets": {
-        "frogs": {
-            "$fa": "1",
-            "$fs": "0.01",
-            "FONT": "Ubuntu Sans Mono:style=Regular",
-            "SCRIPT_VERSION": "0.0.1",
-            "bond_pad_shape": "square",
-            "c": "3992",
-            "distance": "50",
-            "finger_length": "60",
-            "freq": "5e+7",
-            "gap": "0",
-            "has_id_number": "true",
-            "id_text_size": "1",
-            "idt_x_spacing": "10",
-            "idt_y_spacing": "12.5",
-            "info_block_offset_x": "7",
-            "info_block_offset_y": "30",
-            "info_block_scale": "0.3",
-            "leg_angle": "10",
-            "leg_length": "0.003",
-            "leg_width": "0.00001875",
-            "n_fingers": "50",
-            "number_of_idts_per_quadrent": "4",
-            "prop_text_size": "2.5",
-            "scale_unit": "1000",
-            "size": "0.002",
-            "substrate": "LINBO",
-            "test_number": "1",
-            "thickness": "0",
-            "title_text_size": "4",
-            "wafer_size_inch": "4"
-        }
-    },
-    "fileFormatVersion": "1"
-}
diff --git a/wafer_layouts/quadrant_array.scad b/wafer_layouts/quadrant_array.scad
index 9d4f01b..e6a2f6a 100644
--- a/wafer_layouts/quadrant_array.scad
+++ b/wafer_layouts/quadrant_array.scad
@@ -89,7 +89,7 @@ module params() {
             str("leg_length     : ", leg_length),
             str("leg_angle      : ", leg_angle),
             str("size           : ", size),
-            str("feat. size (mm): ", (c/freq)*1e3),
+            str("feat. size (mm): ", (c/freq)*1e3 / 4),
             str("version        : ", SCRIPT_VERSION)
         ]
     );
diff --git a/wafer_layouts/single_idt.scad b/wafer_layouts/single_idt.scad
index ed01360..f0dbbce 100644
--- a/wafer_layouts/single_idt.scad
+++ b/wafer_layouts/single_idt.scad
@@ -47,7 +47,7 @@ scale_unit = 1e3;
 substrate = "SI";
 
 // linbo
-// the aoucstice wave speed in the substrate
+// the acoustic wave speed in the substrate
 c = 3992.0;
 // si
 // c = 3159.0;
@@ -144,7 +144,7 @@ module params() {
             str("leg_length     : ", leg_length),
             str("leg_angle      : ", leg_angle),
             str("size           : ", size),
-            str("feat. size (mm): ", (c/freq)*scale_unit),
+            str("feat. size (mm): ", (c/freq)*1e3 / 4),
             str("version        : ", SCRIPT_VERSION)
         ]
     );