Industrial & Scientific Store - Science Education Supplies

• One Disc, Disc measures 24.26mm x 1.75mm
• Precision machined from high purity metal, ground surfaces, and laser etched labels
• Size of US Quarter
• Approximate weight 13.5g

• Rare Earth Element
• One 24.26mm metal disc made of 99.9% pure holmium metal (Element 67)
• Each disc measures 24.26 mm x 1.75 mm
• Precision machined from high purity metal, ground surfaces, and laser etched labels
• Size of US Quarter

• Fully Assembled
• Cast Aluminum Pulleys
• Roller Bearings For Maximum RPM's
• Operating Temperature of 45 - 90 Degrees Celsius
• Engine Only - Cup Not Included

• 50mm objective lens diameter; 360mm focal length; 1.25-inch optical structure system; make the images brighter and clearer; fully meet the basic needs of astronomical telescopes in children; with 5X20 finder scope can help kids locate objects faster and earlier
• Fully coated optical lens; the lens system uses FC full surface coating technology to ensure basic optical imaging requirements; with standard 1.25\" K20 eyepiece allow you to view clear; crisp images
• 1.25-inch 45-Degree Erect Image Prism; land and sky dual-use; Imaging conforms to normal observation habits; humanized configuration; especially for children customers; perfect for Astronomical observation and Land viewing
• Lightweight table-top tripod; the design of tripod shape makes the observation more steady and firm; durable and safe to use; stable aluminum alloy bench stand with 360 degree horizontal adjustment and vertical adjustable range of approximately 90 degrees
• Easy to carry and set up; no tool needed and can be set up in a minute; brings your younger astronomer into a exploration world; suitable size and light weight make it easy to carry; using it with or without tripod and take it everywhere you want to go

• High Quality Protective Cover For Telescopes?It offers perfect protection for your telescope against dust and moisture; it is an ideal protection if you want to leave it outside for a short term or store it in the cellar or garage
• Specific Values: Matches all telescopes up to 1000 mm length and 8 inch or 203 mm aperture mounted. diameter at bottom:23.8 inch; height of the cover 53.15 inch or 1350 mm ; total lenght: 37.4 inch or 950 mm
• Thermally Stable: Silver coloured coating on the outside reflects light; thus preventing the telescope inside from heating up; the material retains its protective function even in extreme heat or cold
• Fixing Strap For Firm Closure And To Prevent It Flying Away: the fixing strap at bottom ensures a clean closing and prevents wind entering from bottom; secure against damage from extreme winds and extremely tear resistant under correct and moderate use
• Waterproof And Washable: The cover is water repellent the telescope stays dry even in the rain

• Manual German equatorial mount with setting circles to locate and track sky objects
• Adjustable, full height tripod with deluxe accessory tray
• Accessories include a 20mm and 4mm eyepiece, an erect image diagonal, a finderscope, and a 3x Barlow lens.
• Quick and easy no-tool setup

• Full Collection Human Anatomy Poster Pack: This anatomy poster 16 pack includes all the body system titles and more! Discover each body system as well as organ anatomy.
• Professional Medical Drawings: Beautiful, full-color illustrations of the body systems and organ anatomy to aid in proper identification and learning.
• Perfectly Sized Anatomy Charts: These Anatomy Lab anatomy and physiology posters are the perfect size, measuring 17.3\" by 22.5\", for classrooms, doctor's offices, medical office decor, gym studios, or the home. Whether you are a professional or an avid anatomist, these anatomy posters for medical students are perfect for all situations.
• High-Quality Lamination: Each Anatomy Lab poster is laminated with a clear 2.4 mil plastic coating to protect the poster edges from curling or ripping. These human anatomy laminated posters are the perfect learning resource for your wall.
• Made in the USA: Proudly printed and laminated in the United States with the leading lamination techniques providing an extremely durable and well-crafted poster. Made exclusively by Anatomy Warehouse, a leading medical education supplier in Illinois.

• Two layers of silicone skin on the top and bottom, sponge in the middle, can be used repeatedly on both sides
• The texture of the silicone skin is very realistic. Multiple punctures and pinholes are not obvious. Can be used multiple times, Proper care can extend the lifespan
• Can be used as injection training, infusion, blood and other puncture training. sponge can wring out water economically
• It is possible to operate multiple incisions surgically and related learning basic training
• Material: silicone + sponge, Size: 12.2cm x 9cm x 3.3cm , Weight:106g each, 1.2kg total, It's Easy to tuck into a backpack or tote for transport

• [Compatibility] - The trial frame is designed for use with 38mm outer diameter trial lenses. Its ?33.5mm inner frame aperture offers an expanded field of view, enhancing the wearer's observation perspective.
• [Titanium material and Scale] - The lightweight trial frame, weighing only 50.66g, is made of pure titanium, plastic and stainless steel materials, ensuring both durability and strength. It offers excellent wear resistance. The scale lines on the frame are clear and accurately marked.
• [Lens Slots] - The trial frame can accommodate up to 8 trial lenses, with 4 slots on each side. There are 3 slots in the front and 1 slot in the back. The stainless steel slots can smoothly rotate 360 , with even gaps and good elasticity to prevent lenses from sliding.
• [Adjustable] - The trial frame allows for adjustments in PD (54-70mm, Minimum increment: 2mm), nose pad height (0-4mm), temple length (98-128mm) and angle, as well as astigmatism axis.
• [User-Friendly Design] - The plastic nose pad has a large contact area with the nose, providing a non-slip and stable fit. A portion of the temple arms is covered with plastic, which provides elasticity and resistance to bending, ensuring a comfortable wearing experience. Both temple arms can be opened outward at a certain angle to accommodate individuals with a wider facial width.

• Surface accuracy 1/6 ?
• Reflectance at: 92% / 400-950nm
• Major axis of secondary mirror: 50mm
• Minor mirror minor axis: 35mm
• Coating?Enhanced aluminum and protective coating

• 1 9V battery required
• Dimensions - 45.7 x 30.5 x 30.5 cms
• Contains IC and transistor dual audio system

• Durable

• Premium Quality Optics - 300mm focal length and 70mm aperture, fully coated optical glass with increased brightness and clarity, protect your eyes, perfect refracting telescope for beginners or kids to explore sky.
• High Magnification - Our telescope come with two eyepieces ( H20mm, H6mm) and two Barlow lens, so you can get magnification from 15X to 150X. The 5x24 finder scope with mounting bracket and cross-hair lines inside make locating objects easily.
• Easy to Assemble & Dismount - Comes with detailed installation guide. Don't worry about any installation problems. Even for first-time users, kids can install it themselves without any tools.
• Perfect Gift & Satisfaction - This kids telescope is a perfect Christmas or birthday gift for kids or beginner astronomers to enjoy an impressive childhood and experience the wonders of the universe and sky. - ONE-YEAR warranty. Please feel free to contact us if you have any questions about our telescope and service.