The reticle in the 1st image plane of riflescopes
At the ReticleDifferent reticles for riflescopes. DDoptics uses the following 3 reticles for its riflescopes, depending on the target optics: " More info in the 1st image planeWhen the reticle is in the 1st focal plane, the reticle simply enlarges with the magnification adjustment. " More info the reticle simply increases with the magnification adjustment.
The in the 1st image plane The resulting image of the object is enlarged in the second image planeThe reticle in the 2nd focal plane does not simply magnify when looking through the optical sight. " More info shown. This means that the bar spacing remains the same.
Advantage: Easily recognisable bars in the reticle. However, as these - especially at high MagnificationThe magnification of a binocular model is perhaps the most misunderstood feature. High magnification can be useful! " More info - appear very large, they can still be easily recognised even in low light.
Disadvantage: They obscure a relatively large part of the image (the intended target) and are often distracting.
Explanations to "Reticle 2nd image plane" can be found HERE
Excerpt riflescopes in the optics shop
4-40x50
DDMP V10 4-40×50 riflescope from DDoptics for sport shooting | 1/8 MOA1 MOA (one minute of angle or minute of angle) is 1/60th of a degree of angle. " More info | tac-A