Japanese WWII Army Flying Goggles, Maker Marked

Original era manufacture. Classic Cats Eye goggles as worn by Japanese Army Pilots during WWII. Maroon color aluminum frames with brown velvet face pads, maker marked 'MAN' on each side. Tan cloth headband strap is way too large and may be an old replacement. Lenses are clear. Flight helmet is show for display only and is not included.