Riflescope Specification Sheet V5

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Specification Sheet Model OS400-50 | Riflescope Test Bench Overview A high performance optical bench, optimized to meet the needs of testing riflescopes and related visual instruments Tests Performed ⎯ On & Off-axis image quality ⎯ MTF ⎯ 3-bar contrast ⎯ Limiting Resolution ⎯ Magnification ⎯ Distortion ⎯ Field Curvature ⎯ Reticle Parameters ⎯ Focus ⎯ Size ⎯ Parallax Zoom Magnification Test ⎯ FOV ⎯ Magnification and Zoom Magnification ⎯ Relative Intensity / transmission ⎯ Vignetting ⎯ Exit Pupil Size and Position Manual setting of Field of View (FOV), motorized FOV also available Wells  Research,  Inc.  |  15  A  Lewis  Street,  Lincoln  MA  01773  USA  |  (p)  781.259.8667  |  www.wellsresearch.com   Riflescope Parameter Range Measurement Accuracy ⎯ Field of View: No practical limit Telescope: ⎯ Clear Aperture: 25 mm to 80 mm typical (100mm optional) ⎯ ⎯ Magnification: 1x to 50x ⎯ MTF Accuracy: 2% @ 30lp/mm ⎯ MTF Repeatability: 1% Typical Illumination Sources Wavefront: λ/30 RMS MTF Accuracy ⎯ Five LED Sources spanning 400 – 780 nm Magnification ⎯ “White” LED and Photopic source ⎯ Repeatability: 1:5000 Automation ⎯ Motorize: Through Focus, FOV, Eyepiece rotation ⎯ Measurement Times: ⎯ 3 FOV + 8 through-focus points - <15 seconds ⎯ 10 FOV + 20 through-focus point ~1 minute Options ⎯ 100mm Collimator ⎯ Motorized FOV and telescope stages ⎯ Transmission spectrum testing ⎯ Adjustable parallax collimators ⎯ Parallax free distance measurement Parts List Optical rail ⎯ 2 meter extruded aluminum optical rail ⎯ Kit for horizontal mounting Manual pivot for eyepiece ⎯ Manual pivot w/ +/- 50 deg motion ⎯ Tilting bar for alignment FOV assembly ⎯ Manual pivot with +/- 15 deg motion ⎯ 1 milli-radian accuracy. Motorized video telescope ⎯ 100 mm tube lens with inspection certificate ⎯ 45 mm tube lens with inspection certificate ⎯ Monochrome CCD camera with 1280 X 960 resolution ⎯ Focus range: Approximately +6 diopter to -2 diopter 600 mm collimator with reticle holder ⎯ Collimator body with 600 mm objective lens, 80 mm CA ⎯ Adjustable focus / parallax models available ⎯ Reticle holder/condenser optics for reticles ⎯ Larger CA and adjustable focus models available Reticle kit for collimation (Wells Research large reticles) ⎯ USAF reticle ⎯ 1, 2 and 4 mm box target for MTF/EFL ⎯ Cross reticle with no AR coating (for alignment) ⎯ Veiling glare target ⎯ Custom targets available Computer and software ⎯ OpticStudio software on compact disk, with USB “dongle” ⎯ Small form-factor computer (monitor not included) Electronics interface kit ⎯ Interface box with USB cable ⎯ 24V power supply with universal input Calibration kit ⎯ Interferogram of collimator objective ⎯ Self-validation procedure for telescope objective Riflescope Holder ⎯ Universal V-clamps with soft clamping surfaces ⎯ Tilt Stage Support ⎯ 2 year warranty ⎯ Perpetual software license ⎯ 2 year software maintenance and support ⎯ Documentation, includes 2x scope with setup manual Light source ⎯ Dual port integrating sphere (LED and fiber bundle) ⎯ 100:1 current source with universal AC input ⎯ Kit for 4 single color LED’s + white LED ⎯ White LED with photopic filter Movable Aperture ⎯ Adjustable diameter aperture to simulate eye pupil ⎯ XY stage with +/- 25mm range 2 Wells  Research,  Inc.  |  15  A  Lewis  Street,  Lincoln  MA  01773  USA  |  (p)  781.259.8667  |  www.wellsresearch.com