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Questions & Answers
Does it come with bikini style lens covers or flip up caps? Expert Answer

The BSA Optics Optix Hunting 4-12x40mm Rifle Scope does not include flip up lens covers or Bikini caps. It will include a set of scope rings, and replacement windage and adjustment caps.

by Ethan, Gear Expert, August 11, 2022
Does this scope come with a sunshade? Expert Answer

No it does not.

by Ryan Tarczynski, Gear Expert, August 30, 2021
Customer Reviews
Most Recent Reviews
BSA 4-12x40 by Eek, Verified Owner, May 24, 2025
Really like bsa scopes. This scope at least for me is no more than a 100yrd scope but I like my targets too look like they are in arms reach.
Read 1 Review

14% OFF Rifle Scopes

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Reticle:
BDC-8
Tube Diameter:
1 in
Finish:
Matte
Color:
Black
Weight:
19.9 oz
Adjustment Click Value:
1/4 MOA
Adjustment Type:
MOA
Illumination Type:
Non-Illuminated

Code: BA-RS-4140SBDC-HS4-12X40TB

MPN: HS4-12X40TB

UPC: 793676090818

List: $129.99Save 34%
$85.49

Product Info for BSA Optics Optix Hunting 4-12x40mm Rifle Scope

Secure your best shots ever by mounting this BSA Optics Optix Hunting Series 4-12x40 Rifle Scope to dominate your next hunt. BSA Optics designed these Rifle Scopes with a one-piece aluminum tube to create a rugged and lightweight platform that is completely waterproof, shockproof, and fogproof for use in any weather conditions. The BSA Optics Optix Hunting 4-12x40 Rifle Scope features fully multi-coated lenses for excellent light transmission rates so that you can clearly sight targets with excellent precision. Also, the reticle integrates with BSA Optics water, shock, and fogproof seals to guarantee premium performance in any environment. Amplify your accuracy and discover the difference a BSA Optics Optix Hunting Rifle Scope makes in the field when compared to others in the market.image

Specifications for BSA Optics Optix Hunting 4-12x40mm Rifle Scope:

Manufacturer: BSA Optics
Objective Lens Diameter: 40 mm
Magnification: 4 - 12 x
Reticle: BDC-8
Tube Diameter: 1 in
Exit Pupil: 3.33 - 10 mm
Finish: Matte
Field of View, Linear: 23.9 - 8 ft at 100 yds
Eye Relief: 3.7 - 4 in
Color: Black
Weight: 19.9 oz
Adjustment Click Value: 1/4 MOA
Adjustment Type: MOA
Parallax: 100 yds
Illumination Type: Non-Illuminated
Fabric/Material: Aluminum
Adjustment Range: 35 yds
Lens Material: Glass
Optical Coating: Fully-Coated
Weather Resistance: Yes
Water Resistance Level: Waterproof
Shockproof: Yes
Fogproof: Yes
Package Type: Clam Pack/ Plastic
Magnification Type: Variable
Gun Type: Rifle
Mount Type: Weaver
Attachment Type: Weaver

Package Contents:

  • BSA Optics Optix Hunting Series 4-12x40mm Rifle Scope

BSA Optics Optix Hunting 4-12x40mm Rifle Scope Orderable Models

List of Orderable Models

  • BSA Optics Optix Hunting Rifle Scope, 4-12x40mm, BDC-8 Reticle, Black, HS4-12X40TB , MPN: HS4-12X40TB , UPC: 793676090818 , Code: BA-RS-4140SBDC-HS4-12X40TB
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Last updated 2026-06-26 UTC.