parallax compensation造句

The PSO-1 has neither a focus adjustment nor a parallax compensation control.
Most telescopic sights lack parallax compensation because they can perform very acceptably without this refinement.
This full parallax compensation is limited to one metre; closer distances require special " Leica glasses " as described above.
The other three are found on telescopic sights that offer a variable magnification, an illuminated reticle and / or parallax compensation.
The reason why scopes intended for short range use are often equipped with parallax compensation is that at short range ( and at high magnification ) parallax errors become more noticeable.
It's difficult to find parallax compensation in a sentence. 用parallax compensation造句挺难的

Telescopic sights may have no parallax compensation because they can perform very acceptably without refinement for parallax with the sight being permanently adjusted for the distance that best suits their intended usage.
Some target and military style telescopic sights without parallax compensation may be adjusted to be parallax free at ranges up to 300 yd / m to make them better suited for aiming at longer ranges.
Some long range target and military style telescopic sights without parallax compensation may be adjusted to be parallax free at ranges up to 300 yd / m to make them better suited for aiming at 300 yd / m + ranges.
Some firearm telescopic sights are equipped with a parallax compensation mechanism which basically consists of a movable optical element that enables the optical system to project the picture of objects at varying distances and the reticle crosshairs pictures together in exactly the same optical plane.