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5-25X56MM MODEL TT525P

Tangent Theta 5-25x56mm model TT525P Rifle Telescope is an extreme-range precision sighting instrument for professional marksmen. Designed for heavy field use, Tangent Theta’s industry-leading development team has used their extensive experience to optimize and refine it for unfailing ruggedness, mechanical precision and unsurpassed image quality. Elevation and windage mechanisms exhibit precise tactile response and feature a truly tool-less re-zero procedure.

Tangent Theta rifle telescopes are built in Canada and are specifically designed and function-tested for long lifecycles in the harshest of environmental conditions

  1. 56mm objective lens
  2. 34mm main tube
  3. eleven reticle illumination settings
  4. side parallax adjustment
  5. tool-less re-zero feature (patent pending)
  6. non-translating knobs with elevation zero-stop
  7. double-turn elevation with rev indicator
  8. 5-25x magnification range
  9. lockable rapid adjusting diopter


5-25X56MM MODEL TT525P

Magnification – 5x-25x

Length – 425mm

Width – 103mm

Height – 86mm

Weight – 1150g

Tube diameter – 34mm

Objective bell diameter – 65mm

Objective lens diameter – 56mm nominal

Eyepiece diameter – 45mm

Reticle – Gen 3XR

Field of View @ 5x – 4.3 degrees (7.6m @ 100m)

Field of View @ 25x – 0.9 degrees (1.6m @ 100m)

Diopter range-3 to +2.5

Eye relief – 90mm

Exit pupil @ 5x – 11mm

Exit pupil @ 25x – 2.3mm

Re-zero mechanismtool-less re-zero (patent pending)

Total Adjustment Range

Elevation – 30 mrad (103 MoA)

Windage – +/- 10 mrad (+/- 34 MoA)

Working Adjustment Range

Elevation – 28 mrad (96 MoA )

Windage – +/- 6 mrad (+/- 20 MoA)

Adjustment resolution0.1 mrad or 1/4 MoA

Parallax adjustment range50m to infinity

Crosshair illumination – LED, 11 settings

Battery type – DL2032 3v lithium

Exterior finishType II Anodized, matte


Waterproof: 4 hours @ 10 meters

Shockproof: 700g’s @ 10,000 cycles

Standard accessories: Tenebraex® lens covers & ARD

Additional information

Weight 5 lbs
Dimensions 22 × 5 × 5 in


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