Fast Focus Eyebell
with all SIII Series Riflescopes. Allows for quick and easy
adjustments when in the field. Diopter adjustment ranges from -2.0 to
Side Focus System
Parallax focus is available on all SIIB SS models and SIII SS LR
Series Riflescopes. Designed for ease of use in prone and bench
shooting. For specific focus ranges please see specification under
scope features Sightron's unique ExacTrack windage and elevation
adjustment system. No other system on the market comes close to the
precision and performance of ExacTrack.
All Weather Construction
scope features the ultimate in all weather construction. They are
waterproof, nitrogen filled and provide a lifetime of internal fog
protection for inclement weather.
ZACT-7 Revcoat Multi-Coating (S-TAC Series)
Sightron S-TAC 30mm Series Riflescopes feature ZACT-7 seven layer
multi-coating with precision ground glass. These lenses provide
superior light transmission and resolution for the ultimate in
S-TAC One-Piece Main-Tube
scopes in the S-TAC series feature a 30mm one-piece Main-Tube made
from high quality Aircraft aluminum. Tube thickness is more than twice
as thick as one inch models to provide maximum rigidity. All models
are fogproof, shockproof and waterproof.