Best Optical Unit

Quantaray Tech-10 NF AF 70-300mm f4.0-5.6 Zoom Nikon Auto Focus Lens

  • Lightest and most compact in its class of fast tele zooms for Sony full-frame mirrorless.
  • VXD linear motor focus mechanism delivers high-speed and high precision autofocus performance.
  • Superior optical design for uncompromised image quality. Camera-based lens unit firmware updates.
  • Moisture-Resistant Construction, Fluorine Coating, and Zoom Lock switch.
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Refurbished Toshiba SD-V291 DVD/VCR Combo (Silver)

  • Space-saving DVD player/4-head hi-fi VCR combo unit with 1-year, 8-event programming timer.
  • Plays DVD-Video, DVD-R, VCD, audio CD, CD-R/RW, MP3/WMA CD, and JPEG image CD formats.
  • 19-micron VCR heads for clear EP recording.
  • records TV broadcasts while playing DVD movie.
  • Optical and coaxial digital audio outputs.
  • measures 16.87 x 3.75 x 9.83 inches (W x H x D).
  • 30-day limited warranty on parts and labor.
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SkipDr DVD and CD Manual Disc Repair System, Single

  • Fixes scratched DVD, CD, PS1, PS2, XBOX & XBOX 360, Wii optical disks to eliminate skipping, freezing & distortion.
  • Radial resurfacing is scientifically-proven to completely repair most minor play-side scratches.
  • Process smoothes surface scratches to renew the disc's protective layer, leaving disc data unaffected.
  • Patented FlexiWheel repairs up to 25 discs and works gently enough to safely repair the same disc multiple times.
  • Includes SkipDr Rejuvenating Fluid, blue drying cloth, and felt buffing square (Packed inside the handle of the unit).
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Ocean Digital WiFi Internet Radio FM Tuner Adaptor Model WR03 Spotify Bluetooth Receiver 2.8\ Color Display Audio and Digital Output Remote Control APP-Black

  • WiFi internet radio tuner / FM digital radios/RECEPTION of more than 21,000 radio stations: giving you access to thousands of radio stations around the world to the comfort of your home.
  • COMPACT ADD-ON: The tuner / receiver is designed to connect with your existing stereo system via the 3.5 mm audio output jack on the unit. Compact unit size without internal speaker makes it a perfect add-on to your listening enjoyment.
  • OPTICAL OUTPUT: An alternate connection to send high quality audio to your speaker system for Internet Radio and FM.
  • BLUETOOTH Receiver: receive and play music streamed from your mobile phones, tablets and other Bluetooth devices.
  • UPnP & DLNA: Streaming music from UPnP &DLNA compatible devices. Support Spotify Connect..
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Edifier R1280DBs Active Bluetooth Bookshelf Speakers - Optical Input - 2.0 Wireless Studio Monitor Speaker - 42W RMS with Subwoofer Line Out - Black

  • BLUETOOTH 5.0 - Pair the speaker with your smartphone, tablet, Mac, or laptop to play music wirelessly, no need to deal with messy wires..
  • SUB OUT AND OPT/COAX INPUTS - Subwoofer output with built-in auto crossover detection. Optical and coaxial inputs to ensure a lossless connection to TVs and computers..
  • DISTORTION-FREE SOUND - Fill your room with beautiful sound with its 42W continuous undistorted power, 13mm silk dome tweeter unit, and 4-inch sub-woofer unit. Enhance your listening experience with Soundfield Spatializer..
  • UPDATED REMOTE CONTROL - Wireless remote for easy control of volume, mute/unmute, switch to OPT/COAX mode, line-in, and Bluetooth modes. Bass, treble, and volume control located on the side panel..
  • 2 YEAR WARRANTY - Guaranteed high quality and reliability with hassle-free parts and labor warranty for two years in USA and Canada..
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Sony SLV-D201P Progressive-Scan DVD-VCR Combo

  • DVD/VCR combo unit with progressive-scan DVD output.
  • Plays most formats, including DVD+R, DVD+RW, DVD-R, DVD-RW, MP3 CD, JPEG image CD, and S-VHS tape (at VHS resolution).
  • 4-head Hi-Fi VCR offers commercial skip, Auto Head cleaner, and 19-micron heads for clear images from EP recordings.
  • Virtual Surround Sound, component and S-Video Outputs, Optical and Coaxial Digital Audio Outputs.
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Edifier R1280DBs Active Bluetooth Bookshelf Speakers - Optical Input - 2.0 Wireless Studio Monitor Speaker - 42W RMS with Subwoofer Line Out - Wood Grain

  • BLUETOOTH 5.0 - Pair the speaker with your smartphone, tablet, Mac, or laptop to play music wirelessly, no need to deal with messy wires..
  • SUB OUT AND OPT/COAX INPUTS - Subwoofer output with automatic detection and built-in crossover. Optical and coaxial inputs to ensure a lossless connection to TVs and computers..
  • DISTORTION-FREE SOUND - Fill your room with beautiful sound with its 42W continuous undistorted power, 13mm silk dome tweeter unit, and 4-inch sub-woofer unit. Enhance your listening experience with Soundfield Spatializer..
  • UPDATED REMOTE CONTROL - Wireless remote for easy control of volume, mute/unmute, switch to OPT/COAX mode, line-in, and Bluetooth modes. Bass, treble, and volume control located on the side panel..
  • 2 YEAR WARRANTY - Guaranteed high quality and reliability with hassle-free parts and labor warranty for two years in USA and Canada..
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Optical Flash Slave Trigger JJC Hot Shoe Sync Adapter with PC Socket,Optical Sensor & 1/4 -20 Threaded Socket Cold Shoe for All Flashes Speedlight with Standard ISO 518 Hot Shoe-1 Pack

  • The flash standard hot shoe on the top is perfectly fit for off-camera flash, microphone, studio light other equipment or devices with standard ISO....
  • Optical Sensor: Optical flash slave trigger for lag-free firing of a second flash unit. For shoe-mount flash units-no cord required.
  • The PC female outlet on the side, enabling you to trigger flash mounted onto the upper hot shoe and additional flash or studio light (A sync cable is....
  • The standard cold shoe on the bottom is compatible with DSLR, mirrorless digital camera, camcorder and other cameras with standard hot shoe.
  • The 1/4"-20 Tripod Socket can be mounted onto a tripod with a 1/4"-20 male screw. And the lock nut helps you mount the devices tightly.
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YONGNUO Updated YN600EX-RT II Flash Speedlite for Canon's 600EX-RT/ST-E3-RT Wireless Signal Camera, Master,USB Firmware Upgrade, 1/8000sec Sync Speed

  • The YN600EX-RT II can be used as on-camera master unit and remote slave unit of Canon's RT system,and supports Gr grouping mode..
  • supports high-speed sync TTL, manual flash, Gr grouping flash, the highest synchronous speed can reach 1/8000s.
  • The YN600EX-RT II supports YONGNUO, Canon's and Nikon's wireless optical master signal, supports S1 and S2 pre flash cancel mode..
  • The YN600EX-RT II supports auto and manual zooming, the flash coverage can be changed between AUTO, 20~200mm..
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NEEWER Upgraded S101-300W Studio Monolight Strobe Flash 300W 5600K All Metal with Optical Slave Mode, Adjustable Brightness/Modeling Lamp/Bowens Mount/Silent Fan for Product Portrait Photography

  • ...fan and premium heat sink to prevent overheating, prolong the lifespan, and create a quiet environment for shooting.
  • 【Adjustable Brightness Levels】 The flash output is adjustable from 1/8 to 1, and the modeling lamp also features a 9 levels(L1-L9) dimming range applicable to different ambient light conditions.
  • 【Optical Slave Mode】 S101-300W can work as a slave flash unit to create multiple light effects for your shots. In S1 Mode, it gets triggered by a master unit set in Manual Mode. And in S2 Mode, it gets triggered by a master unit set in TTL Mode.
  • 【Versatile Accessory Attachment】 The Bowens mount allows you to attach softboxes, reflectors, barn doors, snoots, and beauty dishes to achieve all kinds of light effects. The 180° tilt mount adapter can fit on most light stands and secure photography umbrellas with a dedicated holder.
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