(a)
Where a veteran has suffered—
(1)
impairment of vision in one eye as a result of service-connected disability and impairment of vision in the other eye as a result of non-service-connected disability not the result of the veteran’s own willful misconduct and—
(A)
the impairment of vision in each eye is rated at a visual acuity of 20/200 or less; or
(B)
the peripheral field of vision for each eye is 20 degrees or less;
(2)
the loss or loss of use of one kidney as a result of service-connected disability and involvement of the other kidney as a result of non-service-connected disability not the result of the veteran’s own willful misconduct;
(3)
deafness compensable to a degree of 10 percent or more in one ear as a result of service-connected disability and deafness in the other ear as the result of non-service-connected disability not the result of the veteran’s own willful misconduct;
(4)
the loss or loss of use of one hand or one foot as a result of service-connected disability and the loss or loss of use of the other hand or foot as a result of non-service-connected disability not the result of the veteran’s own willful misconduct; or
(5)
permanent service-connected disability of one lung, rated 50 percent or more disabling, in combination with a non-service-connected disability of the other lung that is not the result of the veteran’s own willful misconduct,
the Secretary shall assign and pay to the veteran the applicable rate of compensation under this chapter as if the combination of disabilities were the result of service-connected disability.