An idea that went nowhere in the era before optics were commonplace. Interesting concept, though:
http://www.dtic.mil/dtic/tr/fulltext/u2/a150479.pdf
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An idea that went nowhere in the era before optics were commonplace. Interesting concept, though:
http://www.dtic.mil/dtic/tr/fulltext/u2/a150479.pdf
Interesting enough. Looks like the AAI entry into the Advanced Combat Rifle program around the same time.
I think the Colt ACR entry that fired the Duplex Round had these incorporated into the design
Colt ACR concept from back in the day:
http://images2.wikia.nocookie.net/__...KACTour135.jpg
I guess the "thumb over bore" technique wouldn't work with these rifles. :haha:
Very interesting! Makes me glad red dot sights were developed.