Sight Enhancement Systems sci-plus 300 series, Owner'S Manual, Page: 16 / 24

28
Key
[DRG]
[2
nd
] [DRG
Î
]
Function
Sequentially changes the angle units (as
noted on the display – D, R or G). However,
does not affect the displayed angle value.
Changes the angle unit setting and
converts the displayed value to its
equivalent value for the new units.
Example: 30 D (degrees) 30
[2
nd
] [DRG
Î
] gives R (radians) 0.5235987
[2
nd
] [DRG
Î
] gives G (Grad) 33.333333
29
Trigonometric Functions
Key
[SIN], COS],
[TAN]
[2
nd
][SIN
-1
],
[2
nd
][COS
-1
],
[2
nd
][TAN
-1
]
Function
Calculates the sine, cosine, or tangent of
the displayed angle.
Example : 45 [SIN] = 0.7071067
Calculates the arcsine, arccosine, or
arctangent of the displayed angle.value.
Examples: 0.5 [2
nd
][SIN
-1
] gives D 30.
0 [2
nd
][COS
-1
] gives D 90.
1.0 [2
nd
][TAN
-1
] gives D 45.