Concave Lenses - Optical Grade Glass, Various Sizes For Vision Correction | Enhanced Light Dispersion And Focal Length Extension
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Product Specifications
| Material | Optical Glass |
| Diameter Range | 10-100mm |
| Focal Length Range | 50-500mm |
| Surface Quality | 60/40 |
| Clear Aperture | 90% |
| Coating | Optional |
| Usage | Vision correction and door lenses, light dispersion |
| Features | Light Dispersion, Wider Field, Focal Length Increase, Vision Correction, Door Lenses |
Product Overview
Key Features
We manufacture, export and supply of broad assortment of Concave Lenses. These concave lenses are used for dispersing light so that one can see a wider area of light. These lenses also increase the focal length and reduce refraction. Owing to this property these lenses are commonly used in vision correction and door lenses. The product array is manufactured under the direction of our experienced professionals.
Technical Specifications
| Number of Lines/mm in USAF Resolving Power Test Target 1951 | ||||||||
| Element | -2 | -1 | 0 | 1 | 2 | 3 | 4 | 5 |
| 1 | 0.250 | 0.500 | 1.00 | 2.00 | 4.00 | 8.00 | 16.00 | 32.0 |
| 2 | 0.280 | 0.561 | 1.12 | 2.24 | 4.49 | 8.98 | 17.95 | 36.0 |
| 3 | 0.315 | 0.630 | 1.26 | 2.52 | 5.04 | 10.10 | 20.16 | 40.3 |
| 4 | 0.353 | 0.707 | 1.41 | 2.83 | 5.66 | 11.30 | 22.62 | 45.3 |
| 5 | 0.397 | 0.793 | 1.59 | 3.17 | 6.35 | 12.70 | 25.39 | 50.8 |
| 6 | 0.445 | 0.891 | 1.78 | 3.56 | 7.13 | 14.30 | 28.50 | 57.0 |
Company Details
Focusing on a customer-centric approach, BISHWANATH PHOTO ENGRAVING WORKS has a pan-India presence and caters to a huge consumer base throughout the country. Buy Optical Instruments & Devices in bulk from BISHWANATH PHOTO ENGRAVING WORKS at Trade India quality-assured products.
Business Type
Distributor, Supplier
Employee Count
15
Establishment
1980
Working Days
Monday To Sunday
Certification
ISI
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Seller Details
Dehradun, Uttarakhand
Proprietor
Mr. Bishwanath Malakar
Address
Office No. D-22, Shivlok, Ladpur, Raipur Road, Dehradun, Uttarakhand, 248008, India
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