Handheld Autorefractors and Forecast Market
1 Introduction to Research & Analysis Reports
1.1 Handheld Autorefractors Market Definition
1.2 Market Segments
1.2.1 Market by Type
1.2.2 Market by Application
1.3 Global Handheld Autorefractors Market Overview
1.4 Features & Benefits of This Report
1.5 Methodology & Sources of Information
1.5.1 Research Methodology
1.5.2 Research Process
1.5.3 Base Year
1.5.4 Report Assumptions & Caveats
2 Global Handheld Autorefractors Overall Market Size
2.1 Global Handheld Autorefractors Market Size: 2022 VS 2029
2.2 Global Handheld Autorefractors Revenue, Prospects & Forecasts: 2018-2029
2.3 Global Handheld Autorefractors Sales: 2018-2029
3 Company Landscape
3.1 Top Handheld Autorefractors Players in Global Market
3.2 Top Global Handheld Autorefractors Companies Ranked by Revenue
3.3 Global Handheld Autorefractors Revenue by Companies
3.4 Global Handheld Autorefractors Sales by Companies
3.5 Global Handheld Autorefractors Price by Manufacturer (2018-2023)
3.6 Top 3 and Top 5 Handheld Autorefractors Companies in Global Market, by Revenue in 2022
3.7 Global Manufacturers Handheld Autorefractors Product Type
3.8 Tier 1, Tier 2 and Tier 3 Handheld Autorefractors Players in Global Market
3.8.1 List of Global Tier 1 Handheld Autorefractors Companies
3.8.2 List of Global Tier 2 and Tier 3 Handheld Autorefractors Companies
4 Sights by Product
4.1 Overview
4.1.1 By Type - Global Handheld Autorefractors Market Size Markets, 2022 & 2029
4.1.2 WIFI
4.1.3 Bluetooth
4.1.4 Others
4.2 By Type - Global Handheld Autorefractors Revenue & Forecasts
4.2.1 By Type - Global Handheld Autorefractors Revenue, 2018-2023
4.2.2 By Type - Global Handheld Autorefractors Revenue, 2024-2029
4.2.3 By Type - Global Handheld Autorefractors Revenue Market Share, 2018-2029
4.3 By Type - Global Handheld Autorefractors Sales & Forecasts
4.3.1 By Type - Global Handheld Autorefractors Sales, 2018-2023
4.3.2 By Type - Global Handheld Autorefractors Sales, 2024-2029
4.3.3 By Type - Global Handheld Autorefractors Sales Market Share, 2018-2029
4.4 By Type - Global Handheld Autorefractors Price (Manufacturers Selling Prices), 2018-2029
5 Sights by Application
5.1 Overview
5.1.1 By Application - Global Handheld Autorefractors Market Size, 2022 & 2029
5.1.2 Hospital
5.1.3 Eye Center
5.1.4 Others
5.2 By Application - Global Handheld Autorefractors Revenue & Forecasts
5.2.1 By Application - Global Handheld Autorefractors Revenue, 2018-2023
5.2.2 By Application - Global Handheld Autorefractors Revenue, 2024-2029
5.2.3 By Application - Global Handheld Autorefractors Revenue Market Share, 2018-2029
5.3 By Application - Global Handheld Autorefractors Sales & Forecasts
5.3.1 By Application - Global Handheld Autorefractors Sales, 2018-2023
5.3.2 By Application - Global Handheld Autorefractors Sales, 2024-2029
5.3.3 By Application - Global Handheld Autorefractors Sales Market Share, 2018-2029
5.4 By Application - Global Handheld Autorefractors Price (Manufacturers Selling Prices), 2018-2029
6 Sights by Region
6.1 By Region - Global Handheld Autorefractors Market Size, 2022 & 2029
6.2 By Region - Global Handheld Autorefractors Revenue & Forecasts
6.2.1 By Region - Global Handheld Autorefractors Revenue, 2018-2023
6.2.2 By Region - Global Handheld Autorefractors Revenue, 2024-2029
6.2.3 By Region - Global Handheld Autorefractors Revenue Market Share, 2018-2029
6.3 By Region - Global Handheld Autorefractors Sales & Forecasts
6.3.1 By Region - Global Handheld Autorefractors Sales, 2018-2023
6.3.2 By Region - Global Handheld Autorefractors Sales, 2024-2029
6.3.3 By Region - Global Handheld Autorefractors Sales Market Share, 2018-2029
6.4 North America
6.4.1 By Country - North America Handheld Autorefractors Revenue, 2018-2029
6.4.2 By Country - North America Handheld Autorefractors Sales, 2018-2029
6.4.3 US Handheld Autorefractors Market Size, 2018-2029
6.4.4 Canada Handheld Autorefractors Market Size, 2018-2029
6.4.5 Mexico Handheld Autorefractors Market Size, 2018-2029
6.5 Europe
6.5.1 By Country - Europe Handheld Autorefractors Revenue, 2018-2029
6.5.2 By Country - Europe Handheld Autorefractors Sales, 2018-2029
6.5.3 Germany Handheld Autorefractors Market Size, 2018-2029
6.5.4 France Handheld Autorefractors Market Size, 2018-2029
6.5.5 U.K. Handheld Autorefractors Market Size, 2018-2029
6.5.6 Italy Handheld Autorefractors Market Size, 2018-2029
6.5.7 Russia Handheld Autorefractors Market Size, 2018-2029
6.5.8 Nordic Countries Handheld Autorefractors Market Size, 2018-2029
6.5.9 Benelux Handheld Autorefractors Market Size, 2018-2029
6.6 Asia
6.6.1 By Region - Asia Handheld Autorefractors Revenue, 2018-2029
6.6.2 By Region - Asia Handheld Autorefractors Sales, 2018-2029
6.6.3 China Handheld Autorefractors Market Size, 2018-2029
6.6.4 Japan Handheld Autorefractors Market Size, 2018-2029
6.6.5 South Korea Handheld Autorefractors Market Size, 2018-2029
6.6.6 Southeast Asia Handheld Autorefractors Market Size, 2018-2029
6.6.7 India Handheld Autorefractors Market Size, 2018-2029
6.7 South America
6.7.1 By Country - South America Handheld Autorefractors Revenue, 2018-2029
6.7.2 By Country - South America Handheld Autorefractors Sales, 2018-2029
6.7.3 Brazil Handheld Autorefractors Market Size, 2018-2029
6.7.4 Argentina Handheld Autorefractors Market Size, 2018-2029
6.8 Middle East & Africa
6.8.1 By Country - Middle East & Africa Handheld Autorefractors Revenue, 2018-2029
6.8.2 By Country - Middle East & Africa Handheld Autorefractors Sales, 2018-2029
6.8.3 Turkey Handheld Autorefractors Market Size, 2018-2029
6.8.4 Israel Handheld Autorefractors Market Size, 2018-2029
6.8.5 Saudi Arabia Handheld Autorefractors Market Size, 2018-2029
6.8.6 UAE Handheld Autorefractors Market Size, 2018-2029
7 Manufacturers & Brands Profiles
7.1 Welch Allyn
7.1.1 Welch Allyn Company Summary
7.1.2 Welch Allyn Business Overview
7.1.3 Welch Allyn Handheld Autorefractors Major Product Offerings
7.1.4 Welch Allyn Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.1.5 Welch Allyn Key News & Latest Developments
7.2 NIDEK
7.2.1 NIDEK Company Summary
7.2.2 NIDEK Business Overview
7.2.3 NIDEK Handheld Autorefractors Major Product Offerings
7.2.4 NIDEK Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.2.5 NIDEK Key News & Latest Developments
7.3 Shigiya Machinery Works Ltd.
7.3.1 Shigiya Machinery Works Ltd. Company Summary
7.3.2 Shigiya Machinery Works Ltd. Business Overview
7.3.3 Shigiya Machinery Works Ltd. Handheld Autorefractors Major Product Offerings
7.3.4 Shigiya Machinery Works Ltd. Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.3.5 Shigiya Machinery Works Ltd. Key News & Latest Developments
7.4 Retinomax
7.4.1 Retinomax Company Summary
7.4.2 Retinomax Business Overview
7.4.3 Retinomax Handheld Autorefractors Major Product Offerings
7.4.4 Retinomax Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.4.5 Retinomax Key News & Latest Developments
7.5 PlusOptix
7.5.1 PlusOptix Company Summary
7.5.2 PlusOptix Business Overview
7.5.3 PlusOptix Handheld Autorefractors Major Product Offerings
7.5.4 PlusOptix Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.5.5 PlusOptix Key News & Latest Developments
7.6 SmartVision
7.6.1 SmartVision Company Summary
7.6.2 SmartVision Business Overview
7.6.3 SmartVision Handheld Autorefractors Major Product Offerings
7.6.4 SmartVision Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.6.5 SmartVision Key News & Latest Developments
7.7 Adaptica
7.7.1 Adaptica Company Summary
7.7.2 Adaptica Business Overview
7.7.3 Adaptica Handheld Autorefractors Major Product Offerings
7.7.4 Adaptica Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.7.5 Adaptica Key News & Latest Developments
7.8 EyeNetra
7.8.1 EyeNetra Company Summary
7.8.2 EyeNetra Business Overview
7.8.3 EyeNetra Handheld Autorefractors Major Product Offerings
7.8.4 EyeNetra Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.8.5 EyeNetra Key News & Latest Developments
7.9 Plenoptika
7.9.1 Plenoptika Company Summary
7.9.2 Plenoptika Business Overview
7.9.3 Plenoptika Handheld Autorefractors Major Product Offerings
7.9.4 Plenoptika Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.9.5 Plenoptika Key News & Latest Developments
7.10 Aurolab
7.10.1 Aurolab Company Summary
7.10.2 Aurolab Business Overview
7.10.3 Aurolab Handheld Autorefractors Major Product Offerings
7.10.4 Aurolab Handheld Autorefractors Sales and Revenue in Global (2018-2023)
7.10.5 Aurolab Key News & Latest Developments
8 Global Handheld Autorefractors Production Capacity, Analysis
8.1 Global Handheld Autorefractors Production Capacity, 2018-2029
8.2 Handheld Autorefractors Production Capacity of Key Manufacturers in Global Market
8.3 Global Handheld Autorefractors Production by Region
9 Key Market Trends, Opportunity, Drivers and Restraints
9.1 Market Opportunities & Trends
9.2 Market Drivers
9.3 Market Restraints
10 Handheld Autorefractors Supply Chain Analysis
10.1 Handheld Autorefractors Industry Value Chain
10.2 Handheld Autorefractors Upstream Market
10.3 Handheld Autorefractors Downstream and Clients
10.4 Marketing Channels Analysis
10.4.1 Marketing Channels
10.4.2 Handheld Autorefractors Distributors and Sales Agents in Global
11 Conclusion
12 Appendix
12.1 Note
12.2 Examples of Clients
12.3 Disclaimer
List of Tables
Table 1. Key Players of Handheld Autorefractors in Global Market
Table 2. Top Handheld Autorefractors Players in Global Market, Ranking by Revenue (2022)
Table 3. Global Handheld Autorefractors Revenue by Companies, (US$, Mn), 2018-2023
Table 4. Global Handheld Autorefractors Revenue Share by Companies, 2018-2023
Table 5. Global Handheld Autorefractors Sales by Companies, (K Units), 2018-2023
Table 6. Global Handheld Autorefractors Sales Share by Companies, 2018-2023
Table 7. Key Manufacturers Handheld Autorefractors Price (2018-2023) & (US$/Unit)
Table 8. Global Manufacturers Handheld Autorefractors Product Type
Table 9. List of Global Tier 1 Handheld Autorefractors Companies, Revenue (US$, Mn) in 2022 and Market Share
Table 10. List of Global Tier 2 and Tier 3 Handheld Autorefractors Companies, Revenue (US$, Mn) in 2022 and Market Share
Table 11. By Type ? Global Handheld Autorefractors Revenue, (US$, Mn), 2022 & 2029
Table 12. By Type - Global Handheld Autorefractors Revenue (US$, Mn), 2018-2023
Table 13. By Type - Global Handheld Autorefractors Revenue (US$, Mn), 2024-2029
Table 14. By Type - Global Handheld Autorefractors Sales (K Units), 2018-2023
Table 15. By Type - Global Handheld Autorefractors Sales (K Units), 2024-2029
Table 16. By Application ? Global Handheld Autorefractors Revenue, (US$, Mn), 2022 & 2029
Table 17. By Application - Global Handheld Autorefractors Revenue (US$, Mn), 2018-2023
Table 18. By Application - Global Handheld Autorefractors Revenue (US$, Mn), 2024-2029
Table 19. By Application - Global Handheld Autorefractors Sales (K Units), 2018-2023
Table 20. By Application - Global Handheld Autorefractors Sales (K Units), 2024-2029
Table 21. By Region ? Global Handheld Autorefractors Revenue, (US$, Mn), 2022 VS 2029
Table 22. By Region - Global Handheld Autorefractors Revenue (US$, Mn), 2018-2023
Table 23. By Region - Global Handheld Autorefractors Revenue (US$, Mn), 2024-2029
Table 24. By Region - Global Handheld Autorefractors Sales (K Units), 2018-2023
Table 25. By Region - Global Handheld Autorefractors Sales (K Units), 2024-2029
Table 26. By Country - North America Handheld Autorefractors Revenue, (US$, Mn), 2018-2023
Table 27. By Country - North America Handheld Autorefractors Revenue, (US$, Mn), 2024-2029
Table 28. By Country - North America Handheld Autorefractors Sales, (K Units), 2018-2023
Table 29. By Country - North America Handheld Autorefractors Sales, (K Units), 2024-2029
Table 30. By Country - Europe Handheld Autorefractors Revenue, (US$, Mn), 2018-2023
Table 31. By Country - Europe Handheld Autorefractors Revenue, (US$, Mn), 2024-2029
Table 32. By Country - Europe Handheld Autorefractors Sales, (K Units), 2018-2023
Table 33. By Country - Europe Handheld Autorefractors Sales, (K Units), 2024-2029
Table 34. By Region - Asia Handheld Autorefractors Revenue, (US$, Mn), 2018-2023
Table 35. By Region - Asia Handheld Autorefractors Revenue, (US$, Mn), 2024-2029
Table 36. By Region - Asia Handheld Autorefractors Sales, (K Units), 2018-2023
Table 37. By Region - Asia Handheld Autorefractors Sales, (K Units), 2024-2029
Table 38. By Country - South America Handheld Autorefractors Revenue, (US$, Mn), 2018-2023
Table 39. By Country - South America Handheld Autorefractors Revenue, (US$, Mn), 2024-2029
Table 40. By Country - South America Handheld Autorefractors Sales, (K Units), 2018-2023
Table 41. By Country - South America Handheld Autorefractors Sales, (K Units), 2024-2029
Table 42. By Country - Middle East & Africa Handheld Autorefractors Revenue, (US$, Mn), 2018-2023
Table 43. By Country - Middle East & Africa Handheld Autorefractors Revenue, (US$, Mn), 2024-2029
Table 44. By Country - Middle East & Africa Handheld Autorefractors Sales, (K Units), 2018-2023
Table 45. By Country - Middle East & Africa Handheld Autorefractors Sales, (K Units), 2024-2029
Table 46. Welch Allyn Company Summary
Table 47. Welch Allyn Handheld Autorefractors Product Offerings
Table 48. Welch Allyn Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 49. Welch Allyn Key News & Latest Developments
Table 50. NIDEK Company Summary
Table 51. NIDEK Handheld Autorefractors Product Offerings
Table 52. NIDEK Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 53. NIDEK Key News & Latest Developments
Table 54. Shigiya Machinery Works Ltd. Company Summary
Table 55. Shigiya Machinery Works Ltd. Handheld Autorefractors Product Offerings
Table 56. Shigiya Machinery Works Ltd. Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 57. Shigiya Machinery Works Ltd. Key News & Latest Developments
Table 58. Retinomax Company Summary
Table 59. Retinomax Handheld Autorefractors Product Offerings
Table 60. Retinomax Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 61. Retinomax Key News & Latest Developments
Table 62. PlusOptix Company Summary
Table 63. PlusOptix Handheld Autorefractors Product Offerings
Table 64. PlusOptix Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 65. PlusOptix Key News & Latest Developments
Table 66. SmartVision Company Summary
Table 67. SmartVision Handheld Autorefractors Product Offerings
Table 68. SmartVision Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 69. SmartVision Key News & Latest Developments
Table 70. Adaptica Company Summary
Table 71. Adaptica Handheld Autorefractors Product Offerings
Table 72. Adaptica Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 73. Adaptica Key News & Latest Developments
Table 74. EyeNetra Company Summary
Table 75. EyeNetra Handheld Autorefractors Product Offerings
Table 76. EyeNetra Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 77. EyeNetra Key News & Latest Developments
Table 78. Plenoptika Company Summary
Table 79. Plenoptika Handheld Autorefractors Product Offerings
Table 80. Plenoptika Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 81. Plenoptika Key News & Latest Developments
Table 82. Aurolab Company Summary
Table 83. Aurolab Handheld Autorefractors Product Offerings
Table 84. Aurolab Handheld Autorefractors Sales (K Units), Revenue (US$, Mn) and Average Price (US$/Unit) (2018-2023)
Table 85. Aurolab Key News & Latest Developments
Table 86. Handheld Autorefractors Production Capacity (K Units) of Key Manufacturers in Global Market, 2021-2023 (K Units)
Table 87. Global Handheld Autorefractors Capacity Market Share of Key Manufacturers, 2021-2023
Table 88. Global Handheld Autorefractors Production by Region, 2018-2023 (K Units)
Table 89. Global Handheld Autorefractors Production by Region, 2024-2029 (K Units)
Table 90. Handheld Autorefractors Market Opportunities & Trends in Global Market
Table 91. Handheld Autorefractors Market Drivers in Global Market
Table 92. Handheld Autorefractors Market Restraints in Global Market
Table 93. Handheld Autorefractors Raw Materials
Table 94. Handheld Autorefractors Raw Materials Suppliers in Global Market
Table 95. Typical Handheld Autorefractors Downstream
Table 96. Handheld Autorefractors Downstream Clients in Global Market
Table 97. Handheld Autorefractors Distributors and Sales Agents in Global Market
List of Figures
Figure 1. Handheld Autorefractors Segment by Type in 2022
Figure 2. Handheld Autorefractors Segment by Application in 2022
Figure 3. Global Handheld Autorefractors Market Overview: 2022
Figure 4. Key Caveats
Figure 5. Global Handheld Autorefractors Market Size: 2022 VS 2029 (US$, Mn)
Figure 6. Global Handheld Autorefractors Revenue, 2018-2029 (US$, Mn)
Figure 7. Handheld Autorefractors Sales in Global Market: 2018-2029 (K Units)
Figure 8. The Top 3 and 5 Players Market Share by Handheld Autorefractors Revenue in 2022
Figure 9. By Type - Global Handheld Autorefractors Revenue, (US$, Mn), 2022 & 2029
Figure 10. By Type - Global Handheld Autorefractors Revenue Market Share, 2018-2029
Figure 11. By Type - Global Handheld Autorefractors Sales Market Share, 2018-2029
Figure 12. By Type - Global Handheld Autorefractors Price (US$/Unit), 2018-2029
Figure 13. By Application - Global Handheld Autorefractors Revenue, (US$, Mn), 2022 & 2029
Figure 14. By Application - Global Handheld Autorefractors Revenue Market Share, 2018-2029
Figure 15. By Application - Global Handheld Autorefractors Sales Market Share, 2018-2029
Figure 16. By Application - Global Handheld Autorefractors Price (US$/Unit), 2018-2029
Figure 17. By Region - Global Handheld Autorefractors Revenue, (US$, Mn), 2022 & 2029
Figure 18. By Region - Global Handheld Autorefractors Revenue Market Share, 2018 VS 2022 VS 2029
Figure 19. By Region - Global Handheld Autorefractors Revenue Market Share, 2018-2029
Figure 20. By Region - Global Handheld Autorefractors Sales Market Share, 2018-2029
Figure 21. By Country - North America Handheld Autorefractors Revenue Market Share, 2018-2029
Figure 22. By Country - North America Handheld Autorefractors Sales Market Share, 2018-2029
Figure 23. US Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 24. Canada Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 25. Mexico Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 26. By Country - Europe Handheld Autorefractors Revenue Market Share, 2018-2029
Figure 27. By Country - Europe Handheld Autorefractors Sales Market Share, 2018-2029
Figure 28. Germany Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 29. France Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 30. U.K. Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 31. Italy Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 32. Russia Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 33. Nordic Countries Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 34. Benelux Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 35. By Region - Asia Handheld Autorefractors Revenue Market Share, 2018-2029
Figure 36. By Region - Asia Handheld Autorefractors Sales Market Share, 2018-2029
Figure 37. China Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 38. Japan Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 39. South Korea Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 40. Southeast Asia Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 41. India Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 42. By Country - South America Handheld Autorefractors Revenue Market Share, 2018-2029
Figure 43. By Country - South America Handheld Autorefractors Sales Market Share, 2018-2029
Figure 44. Brazil Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 45. Argentina Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 46. By Country - Middle East & Africa Handheld Autorefractors Revenue Market Share, 2018-2029
Figure 47. By Country - Middle East & Africa Handheld Autorefractors Sales Market Share, 2018-2029
Figure 48. Turkey Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 49. Israel Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 50. Saudi Arabia Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 51. UAE Handheld Autorefractors Revenue, (US$, Mn), 2018-2029
Figure 52. Global Handheld Autorefractors Production Capacity (K Units), 2018-2029
Figure 53. The Percentage of Production Handheld Autorefractors by Region, 2022 VS 2029
Figure 54. Handheld Autorefractors Industry Value Chain
Figure 55. Marketing Channels