Top Optical Contrast Ratio Meter Reviews

ViewSonic PJD8353S 3000 Lumens XGA HDMI Ultra Short Throw Interactive Projector

XGA (1024x768) 3200 Lumens Ultra Short Throw Projector with a 15,000:1 Dynamic Contrast Ratio, Vertical Digital Keystoning, and a Screen Size of....
With advanced color technology and outstanding sharpness, this feature-rich projector also provides a vast selection of inputs while offering....
The PJD8353S is the perfect projector to deliver large images within small spaces.
Convenient classroom friendly design with up to 7,000 lamp hours (Eco mode), stereo 8W built-in speakers, optical focus and zoom, and a white finish.
Ethernet LAN (RJ45), 3.5mm Audio In/ Out, HDMI 1.4, VGA In (x2), VGA Out, Composite RCA, S-Video, Mini....

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ViewSonic PJD5123 SVGA DLP Projector (Discontinued by Manufacturer)

SVGA 800x600 DLP projector, 2700 ANSI Lumens, 3000:1 Contrast, 1.1x Optical Zoom Lens.
Throw Ratio 1.97?2.17:1. , Multiple inputs: Dual RGB in, composite.
120Hz/3D-ready, Digital keystone correction +/- 40°, 2 Watt Integrated Speaker.
Portable 5.7 lbs weight, Lamp life: 5000/6000 (Normal/Eco), Apple Mac compatible.
8 preset picture modes, including, bright, cinema, whiteboard, etc..

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NEC NP-P401W Projector

Dependable laser light source: DuraCore laser light source eliminates lamp and filter replacements for up to 30, 000 hours of low-cost and virtually maintenance-free operation.
IPX6 dust resistance rating ensures Optical engine durability and longevity.
4K HDR input: HDR10 & HLG technologies enable brighter whites and deeper black levels for an enhanced viewing experience of images and videos.
High-bright, superb picture quality: WXGA resolution (1280×800), an incredible 300, 000: 1 contrast ratio, and 5, 000 Lumens of brightness Combine to produce crystal-clear, detailed images for lights-on viewing in business, Education, and digital signage applications.
Zoom & image correction: manual Optical 1.6x zoom, four corner correction and 12% vertical lens shift enable flexible installations.
PORTRAIT & 360* PROJECTION: Ideal for digital signage applications, the ZW502 can be rotated 90 degrees to display a portrait image.
the projector can display images over a 360° range along the horizontal axis.

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Sony SELP1650 16-50mm Power Zoom Lens

Compact, lightweight fixed F1.8 lens.Angle of View (APS C) 44 °.
Minimum Focus Distance : 0.99 ft (0.3 m), Maximum Magnification ratio : 0.15x, Focal Length : 1.38 in.
New optical design for excellent peripheral sharpness and contrast, Built in image stabilization.
Silent and smooth high speed focusing ideal for shooting movies. Superb focusing operation.
Lens group or elements is 6/8. If auto focus cant lock on or focuses on the wrong subject, step in and take total control with direct manual....

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Dell P2418HZM 24" 1920 x 1080 Full HD 6ms 60Hz 5W Speaker Display Monitor (Renewed)

1 x Dell P2418HZm 23.8" IPS Monitor | 1 x Super-High Performance HDMI Cable 2 Meter | 1 x Deluxe Cleaning Kit.
23.8-inch video conferencing monitor ideal for collaborating. Certified for Microsoft Skype for Business and Windows Hello..
1920 x 1080 Full HD Resolution | 1000:1 Static Contrast Ratio.
250 cd/m² Brightness | 178°/178° Viewing Angles.
6 ms Response Time | Built-In USB 3.0 Hub.

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Bushnell H2O 10x42mm Binoculars, Waterproof and Fogproof Binoculars for Boating, Hiking, and Camping

...any penetration. The incorporation of IPX7 rating means these binoculars are ready to take on the nastiest conditions and the roughest elements..
FULLY MULTI-COATED, ALL GLASS OPTICS SYSTEM An all glass, fully multi-coated optical system combined with BAK-4 Prisms enhances contrast, resolution, and light transmission..
NON-SLIP AGGRESSIVE TEXTURE FOR CONFIDENT GRIP AND RUBBER HOUSING FOR DROP PROTECTION Updated ergonomics with non-slip soft touch rubber and easy grip texture. Easy grip runners where grip counts and texture along the sides and bridge of the binocular reduce the chance of dropping and give a confident in-hand feel….even with one hand..
UPDATED LIGHTWEIGHT ALUMINUM BODY CONSTRUCTION FOR UNMATCHED DURABILITY AND ALL-DAY COMFORT Aluminum chassis adds confident durability that these binoculars can take the abuse of even the most grueling conditions. By reducing the weight of the body, you can use these binoculars comfortably all day…everyday..
IMPROVED CONTRAST AND LIGHT Porro prism design for more light efficiency and better contrast..

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ViewSonic TD2421 24 Inch 1080p Dual-Point Optical Touch Screen Monitor with HDMI and DVI, Black

...d ultra-wide viewing angle, the TD2421 is ideal for use in public kiosks, POS displays, and other retail and commercial applications.
Modern design with muted black finish, adjustable forward/back tilt, and 6H scratch resistant surface.OS Compatibility- macOS, Windows, Linux, Ubuntu, Android, Chrome OS.
Physical Dimensions: 22.5" x 15.4" x 9.5".
Package Content: TD2421 Monitor, Power Cable, VGA Cable, DVI Cable, USB 2.0 Upstream Cable, Audio Cable, and Quick Start Guide ViewSonic Wizard CD.
Mounting type: VESA Compatible: 100 x 100 mmDescriptionGreat for public kiosks, POS displays, and other retail and commercial applications, the ViewSonic TD2421 dual-point optical touch monitor lets users execute two-finger pinches, taps, and swipes for fast and intuitive navigation. With Full HD 1920x1080 resolution, 3000:1 static contrast ratio, and SuperClear MVA technology, the TD2421 delivers stunning brightness and contrast with amazing screen performance at nearly any viewing angle. Flexible connectivity options include HDMI, VGA, DVI, and USB ports, and a VESA-mountable design offers additio....

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Lilliput A7S Full HD 7 Inch IPS Video Camera External Field Monitor with 4K Support (Black Case) Essentials Bundle with Stabilizing Handle + Tripod + HDMI Cables + Carrying Case + Cleaning Kit

VIEWING SCREEN SPECIFICATIONS: 500 cd/m� Brightness | 1000:1 Contrast Ratio.
VIEWING AND PROTECTION: 170� Viewing Angle | Black Silicone Rubber Case.
BONUS FEATURES: Peaking / False Color / Histogram | Exposure / Level Meter / Image Flip.
ADDITIONAL COMPATIBILITIES: 1/4"-20 and VESA 75 Mounting Options | Sun Hood Included.
THIS BUNDLE CONTAINS: 1 x Lilliput A7S 7" Full HD Monitor with 4K Support (Black Case) | 1 x Professional Video Stabilizing Handle | 1 x 12-Inch Flexible Tabletop Tripod | 1 x 2-Meter HDMI to HDMI Cable | 1 x Micro HDMI to HDMI Cable | 1 X Mini HDMI to HDMI Cable | 1 x Padded Carrying Case | 1 x Screen Cleaning Kit | 1 x Microfiber Cloth.

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Canon 15x50 Image Stabilization All Weather Binoculars w/Case Neck Strap & Batteries

This pair of binoculars from Canon are unique among high-magnification binoculars because they incorporate Optical Image Stabilizer.
The Image Stabilizer technology compensates for handshaking as well as minute vibrations at the touch of a button.
A 50mm objective lens for a wide, extra-bright field of view.
Multi-Coated Ultra-Low Dispersion Objective Elements add contrast, clarity & color fidelity.

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Jonard Tools FPL-5050 Fiber Power Meter & Optical Light Source Kit (-50 to +26 dBm, Single-Mode)

ESSENTIAL KIT: This tool kit provides everything you need to provide a stable light source and measure the relative optical power of fiber optic cables.
POWER METER (FPM-50A): Measure single-mode wavelengths from 800-1650 nm with relative power ranging from -50 to +26 dBm.
LIGHT SOURCE (FLS-50): Provides a stable light source at 1310 nm or 1550 nm wavelengths for the optical power meter.
INCLUDED ADAPTERS: Includes FC, SC, and LC adapters for both power meter and light source for PC/UPC connectorized cables.
INCLUDES: FPM-50A Power Meter, FLS-50 Optical Light Source, and H-22 Carrying Bag with Straps.

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5G WiFi Bluetooth Native 1080P Projector, AILESSOM 450 ANSI LM 450' Display Support 4K Movie Projector, High Brightness for Home Theater and Business, Compatible with iOS/Android/TV Stick/PS4/HDMI/USB

【450 ANSI LM & Native 1080P & 12000:1 Contrast Ratio】The Ailessom video projector with 450 ANSI LM brightness, contrast ratio of 12000: 1 and outstanding color reproduction, With native 1920x1080P resolution, much clearer and brighter than other 1080P projectors. Combining an innovative high-refraction 6 layers glassed lens, ensuring the best video experience..
【Fast & Stable 2.4G/5G WiFi & Bluetooth 5.0 Function】Equipped with an upgraded 2.4G/5G dual-band WiFi module, the 2.4G WiFi is stable and has wide coverage, the upgraded 5G WiFi is faster and more efficient. You can choose what you want. The movie projector built-in the latest Bluetooth 5.0 chip which can connect your Bluetooth speaker wirelessly at any time freely. Built-in two 5W HiFi stereo speakers and SSR audio system provide a great auditory sense experience without external speakers..
【450" Giant Screen & ZOOM Function】The video projector offers a projection size from 39" to 450" depending on the distance. With the Zoom function, it can shrink the image size from 100% to 75% using the remote without moving the projector..
【Dust-Proof Sealed Optical Engine & Multimedia Connection】The Sealed Optical Engine of our dust-proof projector prevents dust from entering the machi....

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2018 HP 270 21.5-Inch Full HD Display Slim Desktop PC, Intel Pentium G4560T Dual-Core Processor 4GB DDR4 RAM 1TB HDD DVD Writer WiFi HDMI VGA Keyboard + Mouse Windows 10

Intel Pentium G4560T Dual-Core Processor 2.9GHz.
With Intel Processors, get the reliable performance you expect and quality you can count on. Integrated Intel HD Graphics.
Re-writable DVD drive: Watch and write DVDs using the integrated optical drive..
HP 22uh 21.5-inch LED Backlit widescreen Monitor, 1920 x 1080(Full HD).
Image Aspect Ratio: 16:9, Pixel Pitch: 0.248 mm.
Dual band 802.11 ac (2.4 GHz and 5.0 GHz).
Front: 1 x USB 3.0, 1 x USB 3.0 Type-C, 1 x Headphone/Microphone.
Back: 1 x HDMI, 2 x USB 3.0, 2 x USB 2.0, 1 x LAN, 1 x VGA, Audio jacks.
Windows 10- Do great things confidently with the familiar feel of Windows—only better. USB keyboard and USB optical mouse.

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HP vp6310 Digital Multimedia DLP Projector w/DVI, VGA, USB & Speaker - 800x600, 1600 Lumens - 30' to 270' Display!

HP vp6310 Digital Multimedia Projector with up to 230-inch Display General Features: White casing.
Texas Instruments DLP technology projector Native Resolution : 800 x 600 Brightness: 1600 ANSI lumen.
Contrast Ratio: 2000:1 Lens Features: optical zoom, manual focus.
Projection Screen Size: 24 to 230-inches Projection Distance: 5 to 30 feet Lamp Type:200-watt P-VIP.

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