Reviews Optical Comparators And Projectors

Luster Leaf 1601 Rapitest Soil KZKee Test Kit, 40 Count (2 Pack)

  • 4 individual color comparators for pH, N,P,K in each one..
  • Innovative and inexpensive soil test kit features an easy-to-use capsule system and color comparators.
  • Contains tests for ph, nitrogen, phosphorus, and potassium levels.
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StayMax Dichroic X-Cube Prism RGB Dispersion Prism for Physics and Decoration with Storage Box

  • Size:0.78'' (Pay attention to the size, it's small.).
  • It's a nice demonstration of beam splitting and color combinations..
  • This product is a craft that can only be used in optical experiments and science recognition. It cannot be used in projectors and cameras..
  • With the storage box, the prism can be protectd from scratch and dust..
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Aluratek HDMI 1080P to VGA Adapter with Audio - AHV100F

  • Aluratek's HDMI 1080p to VGA Adapter with Audio allows you to integrate video and audio output from a portable device, such as a laptop, smartphone or tablet to an analog VGA display (TV / monitors) or projectors..
  • Adapter supports high definition output, including 1080p for HDTV connections, and up to 1920 x 1200 (WUXGA) for computer VGA monitors..
  • Connect your HD enabled device and output to an analog VGA display or projector.
  • Audio support with analog and digital (optical) connections for 2.1 stereo audio: - 3.5mm jack, S/PDIF (optical)..
  • Supports Analog Video output up to UXGA and 1080p. Supports pixel clock rate from 25MHz to 165MHz.
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Vivid Storm Since 2004-Projector Screens S PRO P 120inch Perforate Sound Transparent Tension Floor Screen, Compatible Ultra Short Focus Laser Projector,VSDSTUST120HP

  • Screen Material: ULTRA-SHORT THROW AMBIENT LIGHT REJECTING.
  • Projector Throw Type: ONLY compatible for ULTRA-SHORT THROW LASER PROJECTOR.
  • Anti-light direction: The light above the screen.
  • ▶【New choice projector screen for UST Laser projectors】The screen material with special optical sawtooth structure and the light-rejecting filter to give a stunning performance in CEILING AMBIENT LIGHT. because the UST ALR material use a special optical serrated structure and a light suppression fitter.
  • so the projected light will be effectively reflected to the viewer, and the ceiling light will be blocked or absorbed.
  • (Not Compatible for the projector suspended installed!）.
  • ▶【Eye Protection feature & A fit for any room: 】Feast your eyes on awe-inspiring visuals with deeper colors；Projectors are able to produce much larger images, which put less strain on your eyes. In addition to this, projectors reflect light while TVs emit it. Reflected light is easier on your eyes, keeping your eyes comfortable without the added strain created by emitted light. you can enjoy a cinematic experience from the comfort of your own theater!.
  • ▶【Fast easy to Set UP & Space-saving Design....
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YHS 4K@60hz HDMI Switch 6 Port HDMI Matrix Switch 6x2 HDMI Splitter 4K with Optical SPDIF Toslink & 3.5mm Audio Extractor for PS4/XBox/Apple TV, KJHR66

  • 【6x2 HDMI Matrix Switcher】: [email protected] HDMI matrix switch can connect up to 6 HDMI input sources to 2 HDMI displays. With the IR remote control, which can be switched or split easily to 4 HDMI compatible monitors or projectors. All the four outputs can show the same or the different picture through different input devices, and the signal transmission without any delay..
  • 【with Audio separation】HDMI2.0 six-input two-output [email protected] matrix, six switches, two distribution. Audio separation, stereo/optical audio output, external speakers/headphones can be connected Optical fiber, 3.5mm dual audio interface (two optical fibers + two 3.5mm interfaces)..
  • 【DOWNSCALE Function 】: With the downscale function, this HDMI matrix switcher splitter 6 in 2out selector box can support mixed 4k & 1080p display outputs, means a 4K video source device can simultaneously display 4k video to 4K monitors and 1080p video to 1080p monitors. NOTE: Only supports mixed [email protected] & [email protected] display outputs..
  • 【EDID Management】:This 4K HDMI matrix splitter6x2 has 8 EDID handling modes, which can be learned from connected monitors or selected from pre-programmed EDID settings to match the monitor for better picture quality. Adop....
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8500 Lumens Native1080p Projector, Gzunelic Home Theater Full HD Projector ,80,000 Hours LED Lamp Video Proyector Built in 2 HI-FI Stereo Speakers with 2 HDMI USB AV VGA Audio Connections

  • Remarkable Clarity: G21 mini projector is 2021 new projector with 5.8 matrix TFT panel. Native resolution is 1920x1080. It is different with those 2.0” 3.0” 4” panel which used on most portable projectors with native resolution 240p, 320p, 480p,720p. This projector mother board is integrated with an Acc Technology Chip which provide excellent vivid and accurate color gamut. 8000:1 dynamic contrast ratio makes black / white much more natural than similar portable projectors.
  • Bright up to 8500 Lumens and 200” image: It adopt high power US Cree LED lamp and multiple layers of optical coating lens to achieve the 8500 Lumens over 100% more bright than similar portable projector. This make the projector can not only work in dark circumstance, but also in dim light room which make similar projectors image get too blurry to see. The image size is 50” -200” subject to throw distance 5- 20 feet. 10 feet is best viewing distance.
  • Built in HI-FI Stereo Speakers & customized shell artwork :This hd video projector built in dual 3w speakers with SRS system, excellent in base performance, enhance sense of sound range to be wide and board. This home theater projector can pump out its original crisp treble, rather high sound to bring audience enjoyment.....
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MC14046BCP Phase Lock Loop (PLL) IC 1.9MHz 1 16-DIP (0.300\

  • The CD4046B CMOS Micropower Phase-Locked Loop (PLL) consists of a low-power, linear voltage-controlled oscillator (VCO) and two different phase comparators having a common signal-input amplifier and a common comparator input..
  • Very low power consumption: 70 µW (typ.) at VCO, VCO inhibit control for ON-OFF keying and ultra-low standby power consumption fo = 10 kHz, VDD = 5 V, Source-follower output of VCO control input (Demod. output), 100% tested for quiescent current at 20 V.
  • Operating frequency range up to 1.4 MHz (typ.) at VDD = 10 V, RI = 5 k, High VCO linearity: 003c1% (typ.) at VDD = 10 V, 5-V, 10-V, and 15-V parametric ratings.
  • Low frequency drift: 0.04%/°C (typ.) at VDD = 10 V, Choice of two phase comparators: Exclusive-OR network (I) Edge-controlled memory network with phase-pulse output for lock indication (II), Zener diode to assist supply regulation, Standardized, symmetrical output characteristics, Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices".
  • A Versatile Building Block for Micropower Digital and Analog Applications, Example Applications: FM demodulator and modulator, Frequency synthesis and multiplication, Frequency discriminator, Data synchronization....
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VIVID STORM SINCE 2004-Projection Screen S PRO 100 inch Motor Rollable Laser TV Tensioned Floor Screen Ambient Light Rejecting Suit for Ultra-Short Throw Laser projecror,VWSDSTUST100H

  • ▶【New choice projector screen for UST Laser projectors】The screen material with special optical sawtooth structure and the light-rejecting filter to give a stunning performance in CEILING AMBIENT LIGHT. because the UST ALR material use a special optical serrated structure and a light suppression fitter.
  • so the projected light will be effectively reflected to the viewer, and the ceiling light will be blocked or absorbed.
  • (Not Compatible for the projector suspended installed!）.
  • ▶【The perfect visual effect 】The Screen size:100-inch Diagonal:16:9 Aspect Ratio.
  • Screen Material: ULTRA-SHORT THROW AMBIENT LIGHT REJECTING.
  • 0.6 Gain for a Vivid Viewing Experience from 170 Degrees；97% ALR Resistance.
  • Projector Throw Type: ONLY compatible for ULTRA-SHORT THROW LASER PROJECTOR.
  • Support 8K/4K Resolution Ultra HD & Active 3D Ready.
  • Anti-light direction: The light above the screen.
  • ▶【Eye Protection feature & A fit for any room: 】Feast your eyes on awe-inspiring visuals with deeper colors；Projectors are able to produce much larger images, which put less strain on your eyes. In addition to this, projectors reflect light while TVs emit it. Reflected light is easier on y....
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Vivid Storm Since 2004-Projection Screen S PRO Portable Folding Stand Indoor Tension ALR Floor Screen, Home Cinema Movie,Compatible with 4K/3D/HD Ultra Short Throw Laser Projector,VSDSTUST100H

  • ▶【New choice projector screen for UST Laser projectors】The screen material with special optical sawtooth structure and the light-rejecting filter to give a stunning performance in CEILING AMBIENT LIGHT. because the UST ALR material use a special optical serrated structure and a light suppression fitter.
  • so the projected light will be effectively reflected to the viewer, and the ceiling light will be blocked or absorbed.
  • (Not Compatible for the projector suspended installed!）.
  • ▶【The perfect visual effect 】The Screen size:100-inch Diagonal:16:9 Aspect Ratio.
  • Screen Material: ULTRA-SHORT THROW AMBIENT LIGHT REJECTING.
  • 0.6 Gain for a Vivid Viewing Experience from 170 Degrees；97% ALR Resistance.
  • Projector Throw Type: ONLY compatible for ULTRA-SHORT THROW LASER PROJECTOR.
  • Support 8K/4K Resolution Ultra HD & Active 3D Ready.
  • Anti-light direction: The light above the screen.
  • ▶【Eye Protection feature & A fit for any room: 】Feast your eyes on awe-inspiring visuals with deeper colors；Projectors are able to produce much larger images, which put less strain on your eye....
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VIVIDSTORM-Projector Screen S PRO 120 inch Portable Folding Indoor Screen with Stand Floor UST Ambient Light Rejecting Home Theater,Compatible for 4K Ultra Short Throw Laser Projector,VSDSTUST120H-WB

  • ▶【New choice projector screen for UST Laser projectors】The screen material with special optical sawtooth structure and the light-rejecting filter to give a stunning performance in CEILING AMBIENT LIGHT. because the UST ALR material use a special optical serrated structure and a light suppression fitter.
  • so the projected light will be effectively reflected to the viewer, and the ceiling light will be blocked or absorbed.
  • (Not Compatible for the projector suspended installed!）.
  • ▶【The perfect visual effect 】The Screen size:120-inch Diagonal:16:9 Aspect Ratio.
  • Screen Material: ULTRA-SHORT THROW AMBIENT LIGHT REJECTING.
  • 0.6 Gain for a Vivid Viewing Experience from 170 Degrees；97% ALR Resistance.
  • Projector Throw Type: ONLY compatible for ULTRA-SHORT THROW LASER PROJECTOR.
  • Support 8K/4K Resolution Ultra HD & Active 3D Ready.
  • Anti-light direction: The light above the screen.
  • ▶【Eye Protection feature & A fit for any room: 】Feast your eyes on awe-inspiring visuals with deeper colors；Projectors are able to produce much larger images, which put less strain on your eyes. In addition to this, projectors reflect light while TVs emit it. Reflected light is easier on ....
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1pcs/lot Brand CD4HC7046AE 74HC7046 DIP-16 Phase-Locked Loop

  • The CD4046B CMOS Micropower Phase-Locked Loop (PLL) consists of a low-power, linear voltage-controlled oscillator (VCO) and two different phase comparators having a common signal-input amplifier and a common comparator input..
  • Very low power consumption: 70 µW (typ.) at VCO, VCO inhibit control for ON-OFF keying and ultra-low standby power consumption fo = 10 kHz, VDD = 5 V, Source-follower output of VCO control input (Demod. output), 100% tested for quiescent current at 20 V.
  • Operating frequency range up to 1.4 MHz (typ.) at VDD = 10 V, RI = 5 k, High VCO linearity: 003c1% (typ.) at VDD = 10 V, 5-V, 10-V, and 15-V parametric ratings.
  • Low frequency drift: 0.04%/°C (typ.) at VDD = 10 V, Choice of two phase comparators: Exclusive-OR network (I) Edge-controlled memory network with phase-pulse output for lock indication (II), Zener diode to assist supply regulation, Standardized, symmetrical output characteristics, Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices".
  • A Versatile Building Block for Micropower Digital and Analog Applications, Example Applications: FM demodulator and modulator, Frequency synthesis and multiplication, Frequency discriminator, Data synchronization....
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VIVIDSTORM-Projector Screens S PRO 120inch Electric Tension Floor Rising Screen,Motorized Portable self-Rising ALR Movie Theater Office for 4K 8K HD Ultra Short Throw Laser Projector,VWSDSTUST120H-WB

  • ▶【New choice projector screen for UST Laser projectors】The screen material with special optical sawtooth structure and the light-rejecting filter to give a stunning performance in CEILING AMBIENT LIGHT. because the UST ALR material use a special optical serrated structure and a light suppression fitter.
  • so the projected light will be effectively reflected to the viewer, and the ceiling light will be blocked or absorbed.
  • (Not Compatible for the projector suspended installed!）.
  • ▶【The perfect visual effect 】The Screen size:120-inch Diagonal:16:9 Aspect Ratio.
  • Screen Material: ULTRA-SHORT THROW AMBIENT LIGHT REJECTING.
  • 0.6 Gain for a Vivid Viewing Experience from 170 Degrees；97% ALR Resistance.
  • Projector Throw Type: ONLY compatible for ULTRA-SHORT THROW LASER PROJECTOR.
  • Support 8K/4K Resolution Ultra HD & Active 3D Ready.
  • Anti-light direction: The light above the screen.
  • ▶【Eye Protection feature & A fit for any room: 】Feast your eyes on awe-inspiring visuals with deeper colors；Projectors are able to produce much larger images, which put less strain on your eyes. In addition to this, projectors reflect light while TVs emit it. Reflected light is easier on ....
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Vivid Storm Since 2004-120 Inch S PRO Motorized Floor-Rising Screen - Crystal-Clear Image Quality with Perfect Flatness | 4K/8K Ultra HD | Easy-to-Install Motorized Floor-Rising Design,VSDSTUST120H

  • 【New choice projector screen for UST Laser projectors】The screen material with special optical sawtooth structure and the light-rejecting filter to give a stunning performance in CEILING AMBIENT LIGHT. because the UST ALR material use a special optical serrated structure and a light suppression fitter.
  • so the projected light will be effectively reflected to the viewer, and the ceiling light will be blocked or absorbed.
  • (Not Compatible for the projector suspended installed!）.
  • 【The perfect visual effect 】The Screen size:120-inch Diagonal:16:9 Aspect Ratio.
  • Screen Material: ULTRA-SHORT THROW AMBIENT LIGHT REJECTING.
  • 0.6 Gain for a Vivid Viewing Experience from 170 Degrees；97% ALR Resistance.
  • Projector Throw Type: ONLY compatible for ULTRA-SHORT THROW LASER PROJECTOR.
  • Support 8K/4K Resolution Ultra HD & Active 3D Ready.
  • Anti-light direction: The light above the screen.
  • 【Eye Protection feature & A fit for any room: 】Feast your eyes on awe-inspiring visuals with deeper colors；Projectors are able to produce much larger images, which put less strain on your eyes. In addition to this, projectors reflect light while TVs emit it. Reflected light is easier on your eyes....
Check Stock