Sathyamoorthy Rajendran

7 Questions 4 Answers 0 Followers

Questions related from Sathyamoorthy Rajendran

Can anyone tell me how to calculate absorption coefficient of ytterbium doped double clad fiber at 1064nm?

I have 20/400um Yb-double clad fiber. I would like to know absorption at 1064nm. Any answers will be helpful.

25 December 2023 2,899 0 View

How to calculate lumens value when measuring illuminance in Lux meter?

I am doing sunlight collection using Fresnel lens. When I measure illuminance value (say 100,000 lux) of sunlight using lux meter, how much lumens does it represents? Does the lux meter gives...

17 February 2023 1,156 2 View

How could I get to know the rays incident on the lens are parallel ?

I am working on sunlight collection using Fresnel lens. I am not using a solar tracker to track the sun. But I would like to know at what position the Fresnel lens is parallel to sunlight. is...

08 September 2021 283 3 View

How to export Fresnel lens specification from sequential mode into non sequential mode in Zemax?

I am using Fresnel lens in my experiment purchased from Edmund optics. On Edmund optics website they provide a Zemax lens file for Fresnel lens. If I open up the lens file, I am directed to the...

08 April 2021 6,363 0 View

Why rays launched into a 1m optical fiber designed in zemax will not reach the fiber end, though i gave enough intersections and segments?

The rays concentrated by convex lens is passed through 1m optical fiber. But only the ray enter into optical axis reaches fiber end, other rays are not? Can anyone suggest where i went wrong?

09 March 2021 1,532 4 View

Appropriate protective eye wear for sunlight collection?

I am going to conduct experiment on sunlight collection. First the sunlight is collected using Fresnel lens. Then the concentrated light is transported via silica optical fiber. Since the...

16 March 2020 3,755 4 View

Adhesive to stick silica glass fiber?

I am collecting sunlight via optical fiber bundle. In this regard i need to make fiber bundle in which the individual fibers are to be stick together. What kind of adhesive is helpful to do this?

21 February 2020 6,829 2 View