These lenses are thicker at the edge than in the centre and flat on one side. The plano-concave lenses are used to expand light beams or to increase focal ...

Ordering more than one? When you buy a two-pack (two poles in one box), you save money on both the piece price and shipping costs!

CCD stands for "charge coupled device," a semiconductor image sensor used in digital cameras to convert light into electrical signals. In place of the film ...

If, for any reason, you're not completely satisfied, you can return your item and receive a full refund within 30 days of delivery. The item you are returning must be repackaged and is in the original condition you received it. Returns are not allowed for the purpose of getting a future promotional deal.

One type of lens is the convex lens (also known as a converging lens) which is cut to have its curves face outwards. The light going through a convex lens is ...

A wireless, portable and easy-to-use light for iPhone. Designed to be used with or without a tripod. Ring Lights provide even lighting for any type of content. However, the ring lights in the market require you to use cables or clunky batteries when you want to move them around or take them on-the-go. After two years of development, we are excited to introduce a Ring Light that is travel-friendly and versatile.

... Magnifying Lamp with Rolling Floor. Get 15% Off! AmScope 1.75X Magnification 5" Diameter Lens 56 LED 9W Magnifying Lamp with Rolling Floor Stand in Black.

☉ Standard - $19.95 (1-2 Weeks)☉ Express - $40 (3-7 Business Days)For all international shipments, the standard delivery time is 2-3 weeks depending on customs clearance. Note that there are countries that we only offer DHL or FedEx shipping due to issues of the postal delivery system. All international DHL & FedEx shipments cost $40.

Jun 12, 2023 — Excitation Filter. A filter used in fluorescence microscopy that transmits specific bands or wavelengths of energy capable of inducing ...

At A Glance. The award-winning HUE HD USB document camera and visualiser is ideal for video conferencing, streaming, teaching in a classroom or remotely, ...

☉ Size: 10 Inches ☉ USB Type-C Charging ☉ Color Temperature: 3200-6500 k ☉ Max Brightness at 0.5m: 350 Lux ☉ Battery Life at 100% Brightness: 4+ hours ☉ Brightness Range: 1%-100% ☉ Built in Li-Polymer Battery: Yes ☉ Dimensions: 31*26.5*5 cm ☉ Weight: 460g

We offer a wide variety of microscope objective lenses for laboratory and research applications. Click for more info.

Buy Camera Headset Glasses, 1080p Polarized Lens Video Sunglasses Rechargeable Blocking Wide Angle Recording Clear View For Travel For Computer from Walmart ...

We offer free shipping for all US orders. Business days refers to Monday - Friday excluding holidays.☉ Free Shipping (3-5 Business Days)☉ 2nd Day - $19 (2 Business Days)☉ Overnight - $29 (1 Business Day)Orders made on Friday for overnight shipping will arrive Monday as most carriers do not deliver on Saturdays. 2nd Day orders will arrive the following Tuesday.INTERNATIONAL

Fiber optic lasers: Learn the different types of laser which are the core component of transceivers, affecting cost & transmission distance.