Reviews Fixed Iris Lens

OMAX 50X-787.5X Touchpad Screen Trinocular Ore Petrographic Polarizing Microscope with Bertrand Lens

  • Stage: - Circular, diameter 160 mm - Rotatable, with 360degrees.
  • angle graduations and a vernier scale, accurate to 0.1degrees - Mechanical specimen holder: range 32mm x 27mm, removable.
  • 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: HD....
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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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SIRUI 18mm Wide Angle Lens for Phones with Clip Adapter (18-WA)

  • 【6 IN 1 PHONE LENS KIT】: This 18X lens kit has everything you need for your cell phone photography. Package includes a 18X telephoto lens(fixed focal length), a 198° fisheye lens, a 15X macro lens, a 0.63X wide angle lens, a CPL lens, a kaleidoscope lens, a Bluetooth remote shutter and adjustable tripod. Multiple accessories to help you taking better photos and videos. Perfect for enthusiasts and professionals. If meet with any issues, please contact us for help..
  • 【ARRACTIVE LENS FUNCTIONS】: 18X fixed focal telephoto lens– Magnify distant subjects. 0.63X super wide angle lens - Enlarge the range of phone area. 15X macro lens - Take clear photos for small objects. 198° fisheye lens - Gives your images a round, fish bowl effect. CPL lens - Reduce reflective in outdoor environment. Kaleidoscope lens - Make the lighting condition more attractive. Note: The Macro Lens can be used alone, but the wide angle lens must be used with the Macro Lens..
  • 【BLUETOOTH REMOTE SHUTTER】: Easy to pairing to cellphone, only Bluetooth connection, no APP are required. Easily take HD photos and capture exciting moments without cell phone shaking. Snap photos and start/stop video recording with one click. Just to set the photo in one position and then simply pres....
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ZffXH LED Light Magnifying Head Visor for Close Up Work/Headband Eye Glasses Hobby Loupe Reparing Sewing Jewelry Crafts Eyelash

  • 1. 31 choice Magnifications: Exclusive design with 2 lens slots and 1 fixed front circular mirror (8X), two rear lens slots for one or two of 5 (1X, 1.5X, 2X) Shots, 2.5X, 3.5X). After combination, 31 magnifications can be achieved..
  • 2. User-Friendly Adjustment: Foldable lenses can be freely combined – all lenses on the headlights can be folded when not needed, so you can use any single lens or any combination of three (one fixed lens, one fixed lens 2) ))..
  • 3. Comfortable To Wear: soft elastic headband, two left and right knobs, counterclockwise rotation to release the illumination frame from the headband, freely adjust the entire lighting frame up and down to the desired angle. The tail knob adjusts the headband to fit the different head circumferences, pulls outward and rotates left or right to get the proper head circumference, and then presses it to lock..
  • 4. Adjustable Brightness LED Headlights, USB Charging: 3 high-brightness LEDs with 2 levels of brightness adjustment. The angle of the light can be adjusted left/right/down and can be broken down into a portable flashlight..
  • 5. Wide Range Of Uses: Improve your low vision and release your hands in work at one time. Best for reading,painting,observing,modelling,repairing,sewing,soldering, jewelry ....
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Sony HXR-NX100 Full HD NXCAM Camcorder

  • 1.0"-type Exmor R CMOS sensor for a wide range of shooting conditions, High sensitivity and high resolution, Sony G Lens (optical 12x zoom) with Optical Steady Shot, 24x Clear Image Zoom, and 48x Digital Zoom.
  • Active Steady Shot corrects camera sway that occurs while walking, ND filter control mechanism, Three lens ring for focus, zoom, and iris manual control, XAVC S recording, 59.94p recording at Full HD 1920 x 1080.
  • Dual media slots for simultaneous/relay recording, and independent record control, Slow & Quick Motion, Picture Profile, 99 Camera Profiles, Multi Interface Shoe (MI Shoe) for flexible connection.
  • 2 x 3-Pin XLR Audio Inputs . AVCHD 2.0, DV Recording Codecs.
  • Create & Share Picture Profiles. Discrete Manual Focus.
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4MP PoE Security IP Camera - Compatible with Hikvision Performance Series DS-2CD2645FWD-IZS Varifocal Bullet,Indoor and Outdoor,Motorzied Lens 2.8-12mm IR Night Vision English Version 3 Year Warranty

  • ...120dB WDR】Smart H.265+ is the optimized implementation of the H.265 codec that uses a scene-adaptive encoding strategy, dynamic GOP, dynamic ROI, flexible multi-frame reference structure and intelligent 3D noise reduction to deliver high-quality video without straining the network. 120dB Wide Dynamic Range, 2.8mm fixed lens up to 103° super-wide viewing angle allows you to see more detail and cover more ground to keep more of what you love safe 24/7..
  • 【Real Time Monitoring】2 Behavior analyses and face detection. Motion detection is a built-in video analytic algorithm that delivers intelligent functions to monitor a scene for trip wire violations, intrusion detection. Real-time streaming to your phone and PC & activity alerts when motion is detected.Mobile Viewing, Remote Monitoring, privacy mask and so on. It will best meet your needs..
  • 【Plug and Play】2.8mm-12mm Motorized Lens Vari-focal Bullet IP Surveillance CCTV Security Camera made by HIKVISION. Power Over Ethernet(POE), Compatible with Hikvision, Blue Iris, Synology and etc. Remote viewing with Hik-Connect and IVMS-4200. Available for iOS and Android..
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HD 5MP POE Camera Outdoor, 1592x1944P Bullet IP Security Camera, IR Night Vision Motion Detection IP66 Waterproof Support H.265 Video Compression

  • ★ 5MP full HD video quality: High performance image Sensor 1/2.9" SONY CMOS, 2592*1944 with H.265 resolution. 3.6mm fixed lens with advanced 3D dynamic noise reduction technology.
  • ★ Power over ethernet: only need a cat5/6 cable to connect the camera, make the connection easier. NOTE: If device UID is: byxxxxx, customers should use "Hisee" APP.
  • ★ Real-time and accurate intelligent motion alerts：Email alerts/Snapshots as well as mobile and web apps. IE and Chrome support(Need to download the IE TAB ). Compatible with 3rd party software : iSpy, VLC Plyaer, IP Cam Viewer,Device Manager and Blue Iris to watch video. Can't work with the MAC.OS.
  • ★ Waterproof IP66: This camera is coming with unique design and IP66 level waterproof steady aluminum case.Can be used for outdoor even under rain, snow and storm bad weather. It also passed CE, FCC. RoHs test. Compatible with Hikvision, XM, Amcrest, GW NVR..
  • ★Best service: Will this Camera work with my NVR ? Some customers help us verify that the camera can work with HiVision, Amcrest, Lorex, GW NVRs. If you have NVR problem, please contact us via Amazon email or find us on the manual, we will provide you with a good solution. JideTech promises: 1-year warranty service ....
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Vanxse CCTV Mini HD 1/3 CCD 960h Auto Iris 1000tvl 2.8-12mm Varifocal Lens Bullet Box Security Camera Surveillance Camera

  • 1/3 Color Super HAD CCD Effio-E processor 1000TVL.
  • Auto Iris 2.8-12mm varifocal Lens 976(H)x494(V).
  • CCTV mini Box Camera User for Store,factory, home,office etc.
  • if you want 3.5-8mm or 6-60mm Varifocal Lens Camera, you can check the item ASIN: B07DV5YCN7 and B082XQM82F.
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Canon RF16mm F2.8 STM

  • Canon’s first ultra wide-angle, fixed focal length RF lens.
  • High image quality and bright, fixed f/2.8 maximum aperture.
  • A stepping motor (gear-type STM) that provides smooth and quiet continuous AF during video recording.
  • Supremely lightweight and compact, for an ultra-wide lens for full-frame cameras.
  • Minimum focusing distance of 5.11 inches and maximum magnification of 0.26x.
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