Budget 1-inch deer scope with a usable BDC reticle and the Vortex lifetime warranty.

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Vortex Diamondback Rifle Scope 4-12x 40mm Dead Hold BDC Reticle DBK-04-BDC
The Vortex Diamondback 4-12x40 is the scope that gets a first-rifle deer hunter to the woods without overspending on glass. It delivers a 4-12x range that covers a stand shot at 60 yards and a beanfield shot at 300, a 1-inch tube that fits every set of standard rings, and a Dead-Hold BDC reticle with holdover marks you can actually use once you know your load. The 14.2-ounce weight keeps a Ruger American or Savage Axis balanced.
The Dead-Hold BDC reticle is second focal plane, so the hash marks only track true at the top 12x setting. That is fine for a deer rifle where you dial to max power for a longer shot and drop to 4x in the timber. Fully multi-coated glass and a gas-purged, O-ring-sealed tube handle weather and hold zero through recoil, and the Diamondback rides Vortex's VIP unlimited lifetime warranty that transfers with no receipt.
This is the value bar for a deer scope. It does not have the low-light glass of a Leupold VX-Freedom or the resolution of a Viper HD, but for a hunter who shoots a box of ammo a year and needs a reliable value-tier optic, the Diamondback is the honest answer.
Add the Vortex Diamondback 4-12x40 to your build and see how it enhances your platform.
Keep the target at a known distance, then adjust Vortex Diamondback 4-12x40 to see how its published field of view and reticle shape the picture.
Letters are 36, 24, 18, 12 and 8 cm tall. Compare how much detail fits in the view as you zoom.
Published field of view. Illustrative housing.
Manufacturer reticle artwork, shown as a picture. Use the linked reference for subtensions.
Shots land where the solved trajectory puts them, with a group's worth of spread. Dial to walk the reticle onto the group; the next shot re-aims at the target.
Along the range and across it use the same scale. The short center mark shows the object’s width.
A · 12× · 11.3 ft wide
Published field of view
The lines trace the left and right edges of the view. Zoom in to see a narrower part of the scene.
Product reticles without verified subtensions show the manufacturer artwork as a picture; holds are not read from it. Housing, glass and eyebox are simulated.
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