带模式混合器和 PLG 适配器的 UV 多模光纤(长度为 2.3 mm); 190–1350 nm TOP150-100 基于Pritchard光学原理的基本伸缩光学探头,具有单光圈和集成取景器摄像头(不含镜头和光纤) 镜头和微距镜头 TOP100-308 定焦镜头 28 mm;F/2,8; 370-1100 nm TOP100-311 定焦镜头 60 mm;F/2,8; 370-1100 nm TOP10...
the best way to protect your eyes.So wear a pair of sunglasses when you're out in the sun. You should care for your eyes by(2) wearing(wear) glasses when watching sports.It's easy to(3) hit/hɪt/ your unprotected(未受保护的) eyes.And don't get close to fireworks(烟火) ...
UVSun is presented in the best light.Focuses on the promotion for Kodak UVSun colored optical lenses manufactured by Signet Armolite Europe.EBSCO_AspOptician
Whether you spend a day on the slopes, skating on a pond or clearing snow out of your driveway, your face is still getting exposed to the sun's radiation in the form of ultraviolet紫外线 (UV) light, which can go deep into your skin cells causing DNA damage, ac...
of the uvled light source, uvled point light source is usually used for assembly and bonding. For example, the bonding of electronic products, uvled point light source has low energy consumption, small footprint, light weight and other advantages.The characteristics of uvled point light source...
该示例被暴露在 UV 光线,以下 ASTM G-155。样品放在氙弧灯淡入淡出 o 米为 44hrs。评估是以可视方式通过检查是否有任何明显的颜色变化后测试 翻译结果4复制译文编辑译文朗读译文返回顶部 在ASTM G-155之后,样品被暴露在紫外光。样品在44hrs的氙气灯褪色计被投入。评估由检查是否视觉上完成有在颜色上的任何引人注...
Traditional tung- sten lamps (···) had little shortwavelength light emission compared with 'white' fluorescent (–––) and LED (---) lamps. Most white LEDs have an absence of deep red and near-infrared emissions. the horizon so that the Sun actually sets before its refracted image set...
Sunlight is electromagnetic radiation, or energy, that is emitted by the Sun. It consists of visible, infrared, and ultraviolet light. Properties of Light All light, regardless of its source, behaves in a similar way. It has both wave-like and particle-like properties, which means that it ...
UV 400 protection lenses block wavelengths up to 400 nanometers. They also screen out 75% to 90% of visible light from the sun, which penetrates the Earth’s atmosphere and reaches your skin and eyes in the form of UVA and UVB rays. ...
reference,itisundeniable,the sun ismostin need of life) (If you have to understand [...] tmlight.com tmlight.com 人的眼睛是不能长时间观测一个单色谱的光源,尤其是发育期的婴幼儿、儿童等,市场上推出的纯冷白光的儿童护 眼灯是不合适的,即便是不闪的,在这方面暖色调的全光谱的白炽灯才是相对最合...