public void setPrismAngleAlpha(double angle){
        this.prismAngleAlphaDeg = angle;
        this.prismAngleAlphaRad = Math.toRadians(angle);
        this.setPrismAlpha = true;
        if(this.setMeasurementsPrism && this.setPrismRI)this.calcEffectiveRefractiveIndices();
    }