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Laser Rangef

 

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Using the HCD Mode

Use the HCD range mode in the following situations: 

• Rifle shooting on level ground at any range.

• Rifle shooting out to ranges of 800 yards with mild slopes 
(less than 15 degrees).

• Rifle shooting out to ranges of 400 yards with moderate 
slopes (15 to 30 degrees).

• For all archery shooting.

Note:

 See page 13 for method of reading slope degree in LOS 

mode.

The displayed HCD yardage 
number is corrected for shot 
angle and needs no extra user 
input; shooters simply use the 
appropriate level ground bullet 
drop and wind adjustment for 
the range displayed and shoot. Archers use the appropriate level 
ground sight pin for the range displayed and shoot.

r

anging

 M

Ode

 e

xplanatiOns

The Impact 850 provides two range modes: HCD (Horizontal 
Component Distance) and LOS (Line of Sight). Both modes 
offer a Scan feature.

Hcd M

Ode

The Impact 850’s HCD range display is intended to be the 
primary mode—used for most rifle and archery shooting 
conditions. The yardage number displayed is the critical 
horizontal component distance.

500 Y

ard L

ine o

f Si

ght

Horizontal Component Distance 

385 Yards

Use 525 yard 
level ground 
drop data to 
make shot.

Содержание Impact 850

Страница 1: ......

Страница 2: ...des LOS Line of Sight mode and Scan feature along with adjustments for reading in yards or meters Please be sure to read entire manual prior to using the Impact 850 For the most current information ab...

Страница 3: ...tery the Impact 850 is in Ready Condition the normal power off condition when not ranging To power up the Impact 850 from Ready Condition and prepare for ranging press and release the Measure button T...

Страница 4: ...save your settings by pressing and holding the Menu button for at least four seconds the Impact will then return to power up condition Set and Save Mode Selections 1 Choose between the HCD and LOS Mod...

Страница 5: ...s Settings will also save when Impact powers down automatically No Reflectivity Displayed HCD Scan LOS Scan Scan Ranging With the Impact powered up activate Scan Ranging by pressing and holding the Me...

Страница 6: ...nput shooters simply use the appropriate level ground bullet drop and wind adjustment for the range displayed and shoot Archers use the appropriate level ground sight pin for the range displayed and s...

Страница 7: ...ices can provide independent slope correction for bullet drop data and require actual line of sight range input Using the LOS range when calculating bullet wind drifts under these steep slope long ran...

Страница 8: ...as the crosshairs move across the target object A blinking S display indicates Scan Ranging is activated Scanning to get range Scan back and forth watching for yardage number to display or change Main...

Страница 9: ...Shiny reflective surfaces will usually reflect the laser pulse better than dull textured surfaces Animal hair will not reflect as well as a hard surface Ranging while under cloud cover can improve las...

Страница 10: ...Middleton WI 53562 service vortexoptics com VIP Warranty We build optics based on our commitment to your absolute satisfaction That s why our products are unconditionally guaranteed and we make this...

Страница 11: ...LRF100 17 S...

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