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Bishwanath Photo Engraving Works
Dehradun, Uttarakhand, India
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Lenses #350001

Achromatic Optical Lense

Our Achromatic Lenses are used in varied industries, including Medical Laser Systems, Photonic Telecom Devices, Analytical Instruments, CCTV monitors, Laser Machining, Machine Vision Systems, etc. Our Achromatic Doublet Lense is precisely designed to perfection to assure high performance with low maintenance. We specialize in providing customized designs. In addition, we work in order to find most appropriate optical component solution for our clients. Our rigorous efforts have placed us among the key Achromatic Optical Lenses Exporters.

Technical Details :-

Product Code : LNBP001
Diameter: 3.00-5.00 5.01-40.00 40.01-7.00
Scratch/Dig: 60/40 60/40 80/50
Center thickness Tolerance: +-0.2 +-0.2 +-0.2
Edge thickness Tolerance: Reference Reference Reference
Diameter Tolerance: +0.0/-0.5 +0.0/-0.10 +0.0/-0.10
Centering Tolerance: 3-5 arc min 3-5 arc min 3-5 arc min
Bevel: 0.1 X 45o 0.1 X 45o 0.1 X 45o
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Convex Optical Lense

We are reckoned among the topnotch Refraction-Convex Lense Manufacturers in the industry. Our company specializes in providing Convex Lense that provides positive focal lengths and both real and virtual images. We have expertise in designing precise Optical Convex Lense with tighter tolerances, high durability, and accuracy. Our Bi-Convex Lenses are undergone through strict quality check before reaching clients.

Technical Details :-

Product Code : LNBP003
Diameter: 3.00-5.00 5.01-40.00 40.01-50.00
Scratch/Dig: 60/40 60/40 80/50
Center thickness Tolerance: +-0.1 +-0.1 +-0.1
Edge thickness Tolerance: Reference Reference Reference
Diameter Tolerance: +0.0/-0.5 +0.0/-0.10 +0.0/-0.10
Centering Tolerance: 3-5 arc min 3-5 arc min 3-5 arc min
Bevel: 0.1 X 45o 0.1 X 45o 0.1 X 45o
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Concave Optical Lense

Today, we are reckoned among the foremost Plano Concave Lenses Suppliers in the industry. Our Concave Lense is used to expand light or increase focal lengths in existing systems. Our Concave Lense is used in laser beam expanders, optical character readers, viewers and projection systems. We provide precise concave lenses with strong manufacturing tolerances. In addition, we are counted among the trusted Double Concave Lenses Exporters in the national and international markets.

Technical Details :-

Product Code : LNBP001
Diameter: 6.00-25.00
Scratch/Dig: 60/40
Center thickness Tolerance: +-0.1
Edge thickness Tolerance: Reference
Diameter Tolerance: +0.0/-0.10
Centering Tolerance: 3-5 arc min
Bevel: 0.1 X 45o
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  • B. Malakar (Bishwanath Photo Engraving Works)
  • D-22, Shivlok (Ladpur), Raipur Road, Dehradun, Uttarakhand - 248008, India
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  • Call 08068051313 Ext. 076