You could just modify an inexpensive Boruit D10 headlamp to what you want. I did and I’m very happy with it: Boruit Headlamp Review D10 (aka. EHL0628) - King of the Budget Headlamps?
You could just modify an inexpensive Boruit D10 headlamp to what you want. I did and I’m very happy with it: Boruit Headlamp Review D10 (aka. EHL0628) - King of the Budget Headlamps?