A Concentric Lens Unit For An Led Lighting System

Abstract: A concentric lens unit [200] for an LED lighting system [100], the concentric lens unit [200] comprising a plurality of concentric lens members [202], such that each of the plurality of concentric lens members [202] define at least two annular lens portions namely, a first lens portion [204] and a second lens portion [206] separated by an annular refractory portion [208], each of the two annular lens portions including an outer convex surface [204a, 206a] with a radius of curvature (R1) and an inner concave surface [204b, 206b] with a radius of curvature (R2), wherein a ratio between R1 and R2 being in the range of 0 to 1, for enabling the collimation of light emitted from a plurality of LED units [106] at a substantially uniform beam angle between 35 degrees to 90 degrees.

Patent Information

Application #

Filing Date

01 November 2022

Publication Number

18/2024

Publication Type

INA

Invention Field

ELECTRICAL

Status

Email

Parent Application

Applicants

HAVELLS INDIA LIMITED

904, 9th Floor, Surya Kiran Building, KG Marg, Connaught Place, New Delhi 110001, India

Inventors

1. Umesh Garg

Havells India Ltd, Sector 59, E1, Noida 201304, Uttar Pradesh, India

2. Himanshu Tyagi

Havells India Ltd, Sector 59, E1, Noida 201304, Uttar Pradesh, India

3. Ruchika Kapoor

Havells India Ltd, Sector 59, E1, Noida 201304, Uttar Pradesh, India.

4. Ankita Kaushik

Havells India Ltd, Sector 59, E1, Noida 201304, Uttar Pradesh, India.

Specification

Description:As Attached in PDF , Claims:As Attached in PDF

Documents

Application Documents

#	Name	Date
1	202211062327-STATEMENT OF UNDERTAKING (FORM 3) [01-11-2022(online)].pdf	2022-11-01
2	202211062327-FORM 1 [01-11-2022(online)].pdf	2022-11-01
3	202211062327-FIGURE OF ABSTRACT [01-11-2022(online)].pdf	2022-11-01
4	202211062327-DRAWINGS [01-11-2022(online)].pdf	2022-11-01
5	202211062327-DECLARATION OF INVENTORSHIP (FORM 5) [01-11-2022(online)].pdf	2022-11-01
6	202211062327-COMPLETE SPECIFICATION [01-11-2022(online)].pdf	2022-11-01
7	202211062327-Proof of Right [15-11-2022(online)].pdf	2022-11-15
8	202211062327-FORM-26 [15-11-2022(online)].pdf	2022-11-15
9	202211062327-FORM 18 [25-11-2022(online)].pdf	2022-11-25
10	202211062327-Others-091222.pdf	2022-12-12
11	202211062327-GPA-091222.pdf	2022-12-12
12	202211062327-Correspondence-091222.pdf	2022-12-12
13	202211062327-Request Letter-Correspondence [21-11-2023(online)].pdf	2023-11-21
14	202211062327-Power of Attorney [21-11-2023(online)].pdf	2023-11-21
15	202211062327-Form 1 (Submitted on date of filing) [21-11-2023(online)].pdf	2023-11-21
16	202211062327-Covering Letter [21-11-2023(online)].pdf	2023-11-21