We are the home and the inventor of the patented Double Vision Blocker that is used through out the United States and abroad. The Double Vision Blocker is also endorsed by the Coffey Marketing Corporation , Sun Optics USA and used by pro shooters such as Billy Mcall, Derek Poet, Dave McMillian,  2011 VEGAS WINNER of the Youth Male Freestyle division William Gibson and many others. 
Derick Poet PSE Elite Pro Staff
Team PSE
Derrick Poet's affair with archery began at an early age when his father Jeff, of Jays Sporting Goods in central Michigan, gave him a 1987 PSE Spirit Jr. He later trained with Master Coach, and PSE legend George Chapman. Derrick spent the last 16 years working his way through the ranks as an archery technician at Jay's and as an archer. He has acquired a list of shooting accomplishments including numerous State MAA, NFAA, IBO, ASA, wins as an amateur and even holds the amateur record for the NFAA Great Lakes Sectional Men's Freestyle Unlimited Division. He was also crowned the amateur National IBO Champion 2008 in the advanced Bow hunter Division. Derrick turned Pro in mid 2008
Derick showing off the Double Vision Blocker
Dylan Ricky also using the Double Vision Blocker
 Winner of the 2011 Youth Male Freestyle 
Las Vegas shoot Champion
Will Gibson
Using a Double Vision Blocker
Along with other fine equipment.
Be apart of this winning team!
Sun Optics USA
Spotting scope with the
Double Vision Blocker
attached on the eye piece
Double Vision Blocker
Bryce McGee shown using his Blocker while hunting in Tucson, Arizona.