SlimeKaBu2

Bollinger band (band display 5σ)

Set the color for each bands and indicate the Bollinger bands.
In order to indicate with simple moving average line,hide the bollonger bands line and set the color for bands.

ボリンジャーバンドの帯域ごとに色を設定して表示します。
単純移動平均線と同時表示しても見やすいように、ボリンジャーバンドの線を非表示にして、帯域に色を設定して表示することができます。
Open-source script

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.

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