diff --git a/resources/meta-gs/artifact/calc.js b/resources/meta-gs/artifact/calc.js
index 98feb7fb..41acb882 100644
--- a/resources/meta-gs/artifact/calc.js
+++ b/resources/meta-gs/artifact/calc.js
@@ -456,9 +456,9 @@ const buffs = {
       }
     },
     4: {
-      title: '满层时元素战技造成的伤害提升50%',
+      title: '元素战技造成的伤害额外提升[eDmg]%',
       data: {
-        eDmg: 50
+        eDmg: ({ params }) => params.off_field === false ? 25 : 50
       }
     }
   },
diff --git a/resources/meta-gs/character/艾梅莉埃/calc.js b/resources/meta-gs/character/艾梅莉埃/calc.js
index b25c23a1..682b5015 100644
--- a/resources/meta-gs/character/艾梅莉埃/calc.js
+++ b/resources/meta-gs/character/艾梅莉埃/calc.js
@@ -6,6 +6,11 @@ export const details = [{
   title: '柔灯之匣二阶单枚伤害',
   params: { e: true },
   dmg: ({ talent }, dmg) => dmg(talent.e['柔灯之匣·二阶攻击伤害2'][0], 'e')
+},  {
+  title: '后台柔灯之匣二阶单枚',
+  check: ({ weapon }) => weapon.name === '息灾',
+  params: { e: true , off_field: true },
+  dmg: ({ talent }, dmg) => dmg(talent.e['柔灯之匣·二阶攻击伤害2'][0], 'e')
 }, {
   title: '天赋浸析伤害',
   params: { e: true },
diff --git a/resources/meta-gs/weapon/polearm/calc.js b/resources/meta-gs/weapon/polearm/calc.js
index 4b40657f..01a2e81a 100644
--- a/resources/meta-gs/weapon/polearm/calc.js
+++ b/resources/meta-gs/weapon/polearm/calc.js
@@ -111,10 +111,10 @@ export default function (step, staticStep) {
       }
     }],
     息灾: {
-      title: '获得[dmg]%元素伤害加成，满Buff前台提供[atkPct]%攻击力加成',
-      refine: {
-        dmg: step(12),
-        atkPct: step(3.2 * 6)
+      title: '获得[dmg]%元素伤害加成，满Buff提供[atkPct]%攻击力加成',
+      data: {
+        dmg: ({ refine }) => step(12)[refine],
+        atkPct: ({ refine, params }) => step(3.2 * 6)[refine] * (params.off_field === true ? 2 : 1)
       }
     },
     贯月矢: {