ReviewsLens Focus Rings

Monstrum Guardian 3-9×50 AO Rifle Scope with Parallax Adjustment | Black

  • Adjustable 3-9 times magnification, for targeting out to 600 yards and beyond.
  • An adjustable objective lens or AO – that allows for sharper focus of the target image, elimination of parallax, and range estimation.
  • Aircraft grade 6061 aluminum scope body with a sealed, nitrogen-charged tube for resistance to water and fog.
  • Precision 1/4 MOA/click windage and elevation adjustments with locking turrets.
  • Package includes High Profile Picatinny/Weaver Scope Rings and set of flip-up lens covers.
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Monstrum Guardian 6-18x50 AO Rifle Scope with Parallax Adjustment | Black

  • Adjustable 6-18 times magnification, for targeting out to 1000 yards and beyond.
  • An adjustable objective lens or AO - that allows for sharper focus of the target image, elimination of parallax, and range estimation.
  • Aircraft grade 6061 aluminum scope body with a sealed, nitrogen-charged tube for resistance to water and fog.
  • Precision 1/4 MOA/click windage and elevation adjustments with locking turrets.
  • Package includes High Profile Picatinny/Weaver Scope Rings and set of flip-up lens covers.
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OMAX 50X-787.5X Touchpad Screen Trinocular Ore Petrographic Polarizing Microscope with Bertrand Lens

  • Polarizer - For transmitted light: mounted beneath the condenser, rotatable.
  • angle graduations - For reflected light: fixed in the tube of EPI light path.
  • Analyzer: Slide in and out of the light path, 0 degrees - 90 degrees.
  • Bertrand lens: Switch in and out of the light path, center adjustable, focus adjustable.
  • Compensators - Quarter-wave plate (1/4 lambda plate) - Tint plate (1 lambda plate) - Quartz wedge (Q plate).
  • Focus adjustment: Coaxial coarse and fine adjusting knobs on both sides.
  • Illumination - Transmitted light: Halogen lamp, brightness adjustable, 12V/20W - Reflected light: Halogen lamp, brightness adjustable, 12V/50W.
  • Filters - Blue (for transmitted light) - Green (for reflected light).
  • Digital display system: - Display: 9.7inch Color LCD Touch Screen (1024x768) - 0.37X adjustable reduction lens to get larger field of view - Live preview frame speed: 17fps at 1024x768, 25fps at 640x480 - Camera resolution: 2560x1920 pixels (5M pixels) - Operating System: Android 4.2.2 - Connectivity: HDMI out, USB 2.0, SD, Bluetooth, WiFi.
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Panasonic AG-AC30 HD Camcorder Touch LCD Screen Built in LCD Light Pro Bundle 32 GB Memory Card 64GB Memory Card

  • 1 x MDR-7506 Circumaural Closed-Back Professional Monitor Headphone | 1 x Sony 64GB UHS-I SDXC Memory Card | 1 x Sony 32GB UHS-I SDXC Memory Card | 1 x XL Pro Case for Camcorder | 1 x DSLR & Camcorder Microphone For Video | 1 x Lens Pen | 1 x 49mm UV Filter | 1 x Memory Card Reader | 1 x Lens Cleaning Kit | 1 x LCD Screen Protectors | 1 x Microfiber Cloth.
  • HD Camcorder with Built-In LED Light | 1/3.1" BSI MOS Sensor.
  • 1920 x 1080 Up to 59,94p | 20x Optical Zoom Lens.
  • 5-Axis Hybrid O.I.S. | Individual Focus, Zoom & Iris Lens Rings.
  • 0.24" EVF / 3" LCD Touch Screen | FHD Up to 120 FPS.
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Rokinon Cine DS 12mm T3.1 Ultra Wide Cine Fisheye Lens for Canon EOS EF DSLR Cameras - Full Frame Compatible

  • Full Frame Sensor Coverage with aperture range of T3.1 - T22.
  • Dual calibrated right and left side distance an T-stop scales.
  • Produces an Extreme Ultra-Wide 180 Degree Diagonal Fisheye View.
  • De-Clicked (Uncoupled) and Geared Aperture and Focus Rings with Unified Cine DS Lens System focus gear and aperture gear positions.
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AViPAS AV-2020W 20x SDI/HDMI/USB PTZ Camera w/PoE+ (White)

  • 1 x Panasonic AG-CX350 4K Camcorder | 1 x Sony ECM-VG1 Electret Condenser Shotgun Microphone | 1 x 7" Full HD Monitor with 4K Support | 1 x Wireless Lapel & Handheld Microphone System | 1 x 128GB SF-UY3 Series UHS-I SDXC Memory Card | 1 x Large Padded Carrying Case | 1 x Professional LED 160 Video Light | 1 x 67mm Telephoto HD Lens | 1 x 67mm Wide Angle Lens with Pouch and Lens Caps | 1 x Professional Full Size Tripod | 1 x 67mm Close Up Filter Set |...and more.
  • 1" MOS Sensor | 20x Optical, 32x Intelligent Zoom.
  • UHD 4K, 1080p, Variable Frame Rate | 2 x Media Card Slot, HLG Recording.
  • 3.2" LCD Screen, OLED Viewfinder | Individual Zoom, Focus, Iris Rings.
  • Front-Mounted Mic with Front Audio Level | TC In/Out, 3G-SDI, HDMI Out.
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Laowa 100mm f/2.8 2:1 Ultra Macro APO Lens for Sony FE

  • FOCUS: This 100mm lens can cover full frame sensor size and focus from 2:1 magnification to infinity. This 100mm f/2.8 lens can also focus to infinity and serve as a portrait lens with exceptional optical quality.
  • APERTURE: Maximum aperture of f/2.8, This new 100mm lens can cover full frame sensor size and focus from 2:1 magnification to infinity.
  • TYPE: This 100mm f/2.8 lens can also focus to infinity and serve as a portrait lens with exceptional optical quality. The 12 elements in 10 groups optical design delivers a crystal sharpness image in both macro and infinity distances.
  • MACRO: The extended 2x magnification means more details can be seen through the lens. Photographers can now take advantage of the wider magnification range to capture bugs at different sizes.
  • CONSTRUCTION: Features an apochromatic (APO) characteristic in which chromatic aberration at both in-focus and out-of-focus are both invisible.
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Monstrum Tactical 3-9x40 First Focal Plane FFP Rifle Scope with Illuminated BDC Reticle and Adjustable Objective Black

  • High precision tactical rifle scope with 3-9x magnification, a 40mm objective lens, and an eye relief of 4-4.5 inches.
  • Functionally designed first focal plane rangefinder reticle, with easy-to-read ranging information that remains constant regardless of magnification,....
  • Equipped with an adjustable objective lens - or AO - that allows for sharper focus of the target image, elimination of parallax, and range estimation.
  • Touch-button controlled reticle illumination in both red and green with multiple brightness intensities, for better reticle visibility at night or in....
  • Package also includes set of medium profile picatinny scope rings, a detachable honeycomb filter sunshade, a set of bikini-style see-through lens....
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YUFANYA 2.5”Mini Projector Lens LHD Bixenon Projector Lens with Black Shrouds High Low Beam Car Headlight fit for H1 H4 H7 Car Motorcycle Headlight Retrofit

  • 【Better Light Effect】Projector lens equipped with clear lens,good light reflective. Brightness increase 200%,High Beam distance up to 300m,much better than original stock halogen bulb or xenon kit without lens,its focus and Left hand design never blind opposite coming car,Bring safer and better driving experience..
  • 【Integrated Design】2.5inch mini size,makes these projector lens perfect fit in tight spaces for quad retrofit or fog light and headlight upgrade ,fit for over 90% car..
  • 【Wide Application】2.5” bixenon projector lens requires H1 lamp.h4 h7 adapter included,fit for h1 h4 h7 h11 9005 9006 headlight housing with retrofit. Professional Install is recommended..
  • 【Long Lifespan】High quality ABS shrouds and high heat resistant reflector bows+japan made motor.Makes the projector lens durability and long lifespan..
  • 【Pakcage Included】2pcs LHD(Left Hand Drive)projector lens+2pcs black shrouds+2 sets installation accessories (lock rings+h4/ h7 adapter plates+rubber crush washers)..
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Rokinon Cine DS 12mm T3.1 Ultra Wide Cine Fisheye Lens for Sony E Mount Interchangeable Lens Cameras (NEX) – Full Frame Compatible

  • Full Frame Sensor Coverage with aperture range of T3.1 – T26.
  • Dual calibrated right and left side distance an T-stop scales.
  • Produces an Extreme Ultra-Wide 180 Degree Diagonal Fisheye View.
  • De-Clicked (Uncoupled) and Geared Aperture and Focus Rings with Unified Cine DS Lens System focus gear and aperture gear positions.
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Keystone KSA054 Riflescope, 4x32mm, Mil-Dot, Matte, 1-Inch Tube

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