What is the diameter of the objective lens?
Primary Arms SLx 3X Micro Magnifier
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Open Feb 10, 2026 - 08:39 AM
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Feb 10, 2026 - 08:39 AM
The objective lens diameter of the primary arms micro magnifier is 21mm, allowing a good amount of light to enter the optic for a bright and clear image. A larger objective lens can improve visibility in low-light conditions, making it useful for dawn, dusk, or indoor use.
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Primary Arms SLx 3X Micro Magnifier
Primary Arms SLx 3X Micro Magnifier Features: 3x Magnification 21mm Objective lens diameter 7.0mm Exit pupil 5.3 ounces Compact design Product Description: The SLx 3x MicroMagnifier is an exciting approach at optical magnifiers, combining high-clarity 3x magnification with a miniaturized body. This ...
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