Top Optical Tube Assemblies

ART Pro Channel II Microphone Preamp/Compressor/EQ Professional Tube Based Selectable VU Metering

  • Professional Tube-Based Microphone/Line Recording Channel..
  • Three independent World-Class modules: tube mic pre, switchable optical/tube compressor, and tube EQ.
  • Warm, Smooth, and Silky Sound Quality. Precision Detented Potentiometers..
  • Selectable VU Metering (mic pre out, compressor out, or Main Out)..
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Burris Scopes 200269 Scout Riflescope Black 2.75x-20mm

  • Designed for shooters who need a working rifle or fighting carbine and use the multi-purpose scout rifle.
  • Finger-adjustable, low-profile turrets....
  • Forward mounting design allows mounting in front of the ejection port, for extended eye relief and both-eyes-open shooting.
  • Compact and lightweight at only 9.7 in. and 13 oz, makes it easy to hold and carry your rifle in the field.
  • High-grade optical glass provides excellent brightness and clarity with lasting durability.
  • Nitrogen-filled body tubes prevent internal fogging in the....
  • Precision-gauged and hand-fitted internal assemblies maintain a consistent point of impact regardless of shock and vibration, and hold true through....
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Celestron Omni XLT 120 Reflector Telescope

  • CELESTRON’S LEGENDARY OMNI XLT REFRACTOR OPTICAL TUBE: Celestron technicians hand select the glass for each lens in your Omni XLT refractor so only the finest grade optical glass is used..
  • STARBRIGHT XLT OPTICAL COATINGS: Every air-to-glass surface in the Omni XLT’s optical path is fully multi-coated with our proprietary StarBright XLT anti-reflective coatings for the maximum level of light transmission to the eye..
  • ULTRA-PRECISE GERMAN EQUATORIAL MOUNT: Celestron CG-4 manual EQ mount with setting circles, worm gear slow-motion controls and ball bearings on both axes..
  • ACCESSORIES INCLUDED: Everything you need to begin observing immediately—6x30 optical finderscope, sturdy full-height steel tripod with 1.75” legs, 1.25” star diagonal, and a 25mm multicoated eyepiece..
  • BONUS ASTRONOMY SOFTWARE: Learn more about the night sky with your FREE download of Starry Night, one of the top consumer rated astronomy software programs with a database of more than 36,000 celestial objects and printable sky maps..
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GLI 55-0000WH-BK Whirlwind Above Ground Reel System Base Kit

  • Whirlwind above ground reel base kit fit pool from 12-feet to 28-feet in width.
  • It is made of commercial grade structural aluminum.
  • Molded bracket assemblies mount to the pool's top rail and reel's base slides into sockets for easy removal of cover, crank and base.
  • Easy one person operation-operates smoothly.
  • Super-strong anodized aluminum tube kit sold separately with all required mounting hardware.
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Loctite 299175 Paste Anti-Seize Lubricant, -20 to 2400 degrees F Temperature Range, 8 oz Can

  • Prevents threaded fasteners from seizing and galling.
  • Protects metal parts in harsh conditions, high temperatures and extreme pressures.
  • For use where copper contamination must be avoided.
  • Effective on stainless steel, titanium and nickel alloys.
  • Convenient half-ounce tube is perfect for small scale jobs, including spark plugs, exhaust manifold bolts, muffler clamps, and tailpipe assemblies.
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Vintage Anchor Master Floor Standing Telescope W/Stand Wooden Tripod Astro 62

  • Telescope Tube Length: 39-42 " inches , Height:62 inches , Ground Diameter:30 inches , Weight:9 kg.
  • Objective Lens Diameter: 60mm , 40" Long Telescope Tube , Magnification 28x , Twist-Focus Control , Brass tube, Brass Alt-Azimuth Arc Mount , Brass....
  • Nautical heavy model 2.25 inches thick tube and 40" inches large solid brass telescope tube with extra magnification 35 X - extra zoom, Things can be....
  • This fine classic instrument features modern high quality fully coated optics ensuring excellent optical performance. The correct image eyepiece....
  • Use : Home & Office Decor,Lobby,Living Room Decorative,Functional at Balcony Lawn,Best Gift or Present at Halloween,X-Mas and New Year....
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PLAYABLE ART Wonder Wire - Magic Before You Know it - The Grand Optical Illusion

  • MAGIC BEFORE YOU KNOW IT – Gently hold and pull the two wires apart, and watch the magic unfold! The wires appear to be unwinding, but in fact, they never do. Keep pulling and the wires will turn in a never-ending spiral. This charming magic trick is intuitive to perform, making it a great toy for children and kids, and a fun fidget desktop accessory for adults..
  • THE GRAND ILLUSION – This simple yet puzzling optical illusion occurs because your fingers are actually slipping through the metal when you pull. The two wires are rotating, but only your hands are moving apart..
  • A CLASSIC DESIGN – This optical illusion is a classic invention, sometimes known as the “Mephisto Spiral”, that is continually being rediscovered. Now, you can see the magic trick unfold before your very own eyes, and do the magic yourself!.
  • PRE-ASSEMBLED WIRES – Wires have already been attached to one another for you, so you can get into the magic right away. No need to manually put the wires together..
  • STORAGE TUBE INCLUDED – Includes a storage tube to place Wonder Wire inside when not in use. The storage tube is compact and is easy to open and close..
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Celestron - NexStar Evolution 8 WiFi Enabled Computerized Telescope - 8” Schmidt-Cassegrain Telescope SCT - Control via Smartphone App - 10-Hour Lithium Battery - iPhone and Android Compatible

  • COMPUTERIZED TELESCOPE WITH WIFI FUNCTIONALITY: Explore the Universe and control your telescope with the free Celestron SkyPortal app for iOS and Android! Select any object from the app’s database and the telescope locates and tracks it automatically..
  • CELESTRON’S LEGENDARY 8” SCHMIDT-CASSEGRAIN OPTICAL TUBE: See the difference! Compact, portable 8-inch Schmidt-Cassegrain optical tube with StarBright XLT optical coatings provides stunning views..
  • SUPERIOR TRACKING ACCURACY: This computerized GoTo mount with high-performance brass worm gears and motors tracks objects smoothly as they appear to drift across the night sky. Ideal for star parties and astroimaging..
  • BUILT-IN 10-HOUR LITHIUM IRON PHOSPHATE BATTERY: Forget about buying an external power supply. Celestron’s LiFePO4 battery is built right in for the safest, most reliable power anywhere..
  • EASY TO USE IN THE FIELD: Enjoy the improved industrial design with manual clutches and integrated carry handles, plus the added convenience of two accessory trays and a USB charge port for your phone..
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Rockville BluTube LED 70W Bluetooth Tube Amplifier/Home Stereo Receiver with Blue Illumination, Optical Input, Sub Output

  • Rockville BluTube LED 70W Bluetooth tube amplifier/home stereo receiver with blue Illumination, optical input, Sub output.
  • Rockville blutubeled audiophile grade tube amplifier with Bluetooth. Black Color with blue illuminated tubes and blue illuminated knobs. 25 watts x 2 RMS @ 8 ohm. 35 Watts x 2 RMS @ 4 ohm. (1) set of RCA inputs to connect to any audio device like a TV, laptop, or MP3 player, etc. Optical input..
  • Coaxial input. Sub output. Tube Amps do not hard-clip even at high volumes and are extremely efficient. Due to this the amp sounds more like double the rated power! . Built in Bluetooth with 33 foot range. Built-in preamplifier. Headphone output. Vu meter. Adjustable bass and treble (2 band equalizer)..
  • Usb input for music files from USB thumb drive. Rear speaker terminals: banana Plug/ binding post outputs for 2 speakers. Frequency response (3dB): 22hz-20khz. Input impedance: 47Ko. Input sensitivity: 300mV. Output Impendence: 4-8ohm..
  • Total Harmonic distortion): ≤0. 02%. Signal-to-Noise ratio(s/n): ≥86dB. Bluetooth: 2. 1+Edr. Usb: Supports WAV/MP3/WMA/APE/FLAC. 110V. Unit weight: 6. 6 lbs. Unit dimension: 10. 6"X10. 2"X5. 1".
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Funphix 'Jumbo 467 Piece Construction Toy Set - Building Play-Structures for Indoors & Outdoors

  • ...nnector and insert a screw, then use a key to turn the screw 90-degrees to lock the tube with the connector. To detach a tube from a connector, first remove the screw by turning it back 90-degrees, then turn the tube slightly and remove from the connector. A comprehensive instruction manual which outlines the basic assemblies/fun structures and safety warnings is included with every Builder toys set..
  • Sweet satisfaction guaranteed. Our indoor/outdoor playset is the best birthday or holiday gift that you can choose for your kids to make their playtime instantly fun and memorable. Your purchase is backed by a 2 Year Warranty..
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Orion 120mm Guide Scope Rings with Dual-Width Clamps

  • Pair of aluminum ring and clamp assemblies provide a solid mounting system for guide scopes ranging from 65mm to 110mm in tube diameter..
  • Dual-width clamps allow attachment to both Vixen- and Losmandy-style dovetail plates for great versatility.
  • The 120mm ID rings are each outfitted with three plastic-tipped, M6 non-marring screws for aiming the guide scope.
  • Large, knurled aluminum knob on each clamp lets you slide the clamp as needed then lock it down securely, even with gloves on.
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Anise Star Car LED Interior Strip Lights, RGB 16 Million Colors 5 in 1 Change with The Music, 236\ Optimum Length, Automobile Ambient Neon Lighting Kit -Bluetooth APP Control and Remote Control

  • ...u like from 16 million colors. There are 29 built-in preset modes, you can turn on or off the lights through the APP, dim or brighten, and even adjust the mode speed. As for remote control, it has 20 buttons can switch to any color with the sensitive signal receiver..
  • (5-in-1 DESIGN+DIY): The length of the installed Optical fiber is 236 inchs with 5-in-1 design. You can cut it into 3-5 strips, and then install optical fibers in the gaps between the four doors and the dashboard, without glue, to create a wonderful atmosphere..
  • (COLORS CHANGE WITH THE MUSIC): One click to adjust colors of the light, and the lights gradually change colors with the rhythm of the music playing on the phone, the color and color temperature(CCT) will be changed according to the external sound. Great for Car decoration, House decoration, Christmas decoration, stage decoration, holiday party, night lighting, etc..
  • (SERVICE LIFE 50000 HOURS): The LED car interior lights has a working voltage of 12V, equipped with short circuit protection and memory function. Universal for all cars and trucks. The service life is more than 50,000 hours, Plug and Play..
  • (PRODUCT MATERIAL): The strip light is using 2W RGB light source, 3MM diameter solid core with skirt type, aluminum connector, cust....
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