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This 30mm line of riflescopes packs incredible features into small, compact, and versatile optics, with premium features like industry-leading field of view, quick-adjust turrets, fast focus ocular, and generous eye relief. SPECTRA™ 4x is sure to be your go to choice that transforms a hunt into a harvest.

Thanks to their 30mm center tube diameter, the 4x zoom riflescopes impress with their slim design, short length and low weight. The outstanding optical quality is highlighted by wide fields of view and high light transmission values. Large lens diameters provide reserves of light until deep into the twilight. Unique in this class are the illuminated 4xi models featuring iControl™ illumination with automatic shut-off.

Technical Specifications

Magnification.4x – 16x
Field of view (FOV) m at 100m.10,4 – 2,6
Objective diameter (mm)Effective diameter50
Exit pupil diameter (mm)Measurement of the pupilary ocular beam9,5 – 3,1
Eye Relief (inches)From the last optical surface3,74
Eye Relief (mm)From the last optical surface95
Travel value per click at 100y1 Click = x/100y1
cm travel value per click at 100m1 Click = x/100m1
Elevation range total (cm at 100m)100210
Windage range total (cm at 100)100m210
Parallax compensationParallax free at x distance10 m – ∞
Transmission DaylightISO 14490-5:200590%
Height (inches)Without covers1,88
Height (mm)Without covers47,9
Width (inches)Fully extended3,2
Width (mm)Fully extended81,2
Length (inches)At outside diameter14,5
Length (mm)At outside diameter369
Tube diamter (mm)Width of main tube30
Weight (ounces)Without covers20,08
Weight (grams)Without covers629
Mechanical outer diameter (objective mm)Objective end of scope57,2
Mechanical outer diameter (ocular mm)Ocular end of scope45,8
Reticle Option.G4i MIL

GPO Spectra 4x 4-16x50 30mm G4i MIL

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