Database
[{"_id":1,"Display":[{"_id":100,"Image":[1,2]},{"_id":101,"Image":[1,2]},{"_id":102,"Image":[1,2]}]},{"_id":2,"Display":[{"_id":100,"Image":[1,2]},{"_id":101,"Image":[1,2]},{"_id":102,"Image":[1,2]}]}]
Query
db.collection.aggregate([{$match:{_id:1}},{$project:{Display:{$filter:{input:"$Display",as:"d",cond:{$eq:["$$d._id",100]}}}}}])