Green Laser Pointer Features: ● With an extended tube, it can be taken off to suit different needs ● Light weight and handy design, convenient to put in bags or pockets ● Power saving, compact and reliable ● Visible the wavelength of 532nm green beam laser ...
Reviews Due to our system upgrades, this content is currently unavailable in your region. Related items Specifications Type Binoculars Origin Mainland China Brand Name NoEnName_Null Description Report Item Specifications: Material: High-strength Aluminum with Anodizing Aluminium Process Size: 88x28mm Weight...
Part of the reason for this great image might be that this is a 2" barlow element and I am only using the center 1.25" portion of the lens so I may be working in the sweet spot. But this 2" GSO does get excellent reviews. And, yes, I have used it with my 2" eyepieces. Natu...
Pointer Beam Scope For manipulation operations that use a pointer interface, the shape of the beam at the far end of the pointer can expand, taper, or remain parallel. The two common designs are the laserbeam, which is essentially a very thin, straight line emanating from the pointer, and...
Section 5.1introduces the concepts of electrical potential energy and electrical potential.Section 5.2briefly reviews the relationship between gravitational force and gravitational energy.Section 5.3defines electrical potential and its relationship to electrical potential energy.Section 5.4applies electrical potential...