cdk-output-import-example.ts

import dyn = require('@aws-cdk/aws-dynamodb');
import cdk = require('@aws-cdk/cdk');

export class DynamoExport extends cdk.Stack {

  public readonly tableNameOutput: cdk.Output;
  public readonly tableArnOutput: cdk.Output;

  constructor(parent: cdk.App, name: string, props?: cdk.StackProps) {
    super(parent, name, props);
    const tbl = new dyn.Table(this, 'TableMe', {
      tableName: 'MyTableName'
    });
    this.tableNameOutput =  new cdk.Output(this, 'TableName', {
      value: tbl.tableName,
    });
    this.tableArnOutput = new cdk.Output(this, 'TableName', {
      value: tbl.tableArn,
    });
  }
}
const app = new cdk.App();
const dynamoStack = new DynamoExport(app, 'Dynamo');
// places where you want to import the value use:
dynamoStack.tableArnOutput.makeImportValue();
dynamoStack.tableNameOutput.makeImportValue();

app.run();