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The ProStaff 4-12x40 with BDC reticle offers a wider, extended range of magnifications that are ideal for the broadest spectrum of hunting applications.

Fully multicoated optical system provides up to 98% light transmission.

Generous, consistent eye relief keeps your brow safe — even with the heaviest recoiling cartridges, lightweight rifles,and severe shooting angles.

Precise, handturn adjustments and positive click reticle adjustments get you zeroed in quicker and maintain your setting, even with heavy recoil.

Instant zero reset turrets with spring loaded adjustment knobs for simple field adjustments

Quick focus eyepiece allows the shooter to instantly bring the reticle into sharp focus.

Waterproof/fogproof, nitrogen filled and O-ring sealed.

Sun shade is usable for 40mm and 50mm objective diameter models.

Reticle: BDC
Body Colour: Matte
Actual Magnifications (x): 4-12
Effective Objective Diameter (mm): 40
Exit Pupil (mm): 3.3 (at 12x)
Eye Relief (mm): 94 (at 4x) / 94 (at 12x)
Tube Diameter (mm): 25.4
Objective Outside Diameter (mm): 50.3
Eyepiece Outside Diameter (mm): 44
Adjustment Graduation (mm/1 Click): 7mm at 100m
Adjustment Graduation (MOA/1 Click): 1/4
Max. Internal Adjustment (MOA): 60
Parallax Setting (m): 91.44
Field of View at 100m (m): 7.9 (at 4x) / 2.6 (at 12x)
Length a (mm): 357
Mount Length b (mm): 61.5
Mount Length c (mm): 32
Mount Length d (mm): 54
Weight (g): 450
  • Model: 012338
  • Units in Stock: 0
  • Manufactured by: Nikon