91-11-24694291/292

I. S. T. Ltd.

welcome to I. S. T. Ltd.



CONTACT US

Address: A-23, New Office Complexdefence Colony

Delhi , Delhi , India - 110024

Phone:91-11-24694291/292

Mobile:

Email: istgroup@nda.vsnl.net.in



OUR PRODUCTS

Aluminium Diecastings Components

I. S. T. Ltd. Manufacturers & Wholesalers of auto components, engineering goods & equipment, material handling equipment, aluminium castings, automation machines.


Automation And Control Equipments

Retailers, exporters, manufacturers and wholesale dealers of industrial boilers solid fuel fired steam boilers, fluidized bed boilers, oil & gas fired boilers, electrode boilers, hot oil boilers, hot water generators, cyclone separator, bag filter, pressure vessels, turnkey erection services, etc.


Chemical Processing Plants & Machinery

I. S. T. Ltd. Manufacturers & Wholesalers of material handling equipment, aluminium castings, automation machines, chemicals plants, etc.


Material Handling Equipment

I. S. T. Ltd. Manufacturers & Wholesalers of material handling equipment, aluminium castings, automation machines, chemicals plants, etc.






Metalized sapphire window

Metalized sapphire windows are created by applying thin layers of chrome, nickel and gold around the edge of a sapphire window. This metalized edge creates a surface that can be soldered or bonded directly into your opto-mechanical assembly allowing you to create a hermetic seal. Hermetically sealed optics is used in a variety of applications ranging from infrared imaging systems to medical devices. Technical capability Material: optical sapphire (Al2O3) Diameter tolerance: +0, -0.1mm Thickness tolerance: +/-0.05mm Clear aperture: 90% Surface quality: 80-50 scratches and digs Surface accuracy: 2 lambdas per 25.4mm @ 632.8nm Parallelism: < 3 minutes Coating: AR coating, T > 98% @ 1260-1600nm Metalizing: Chrome, Nickel, and Gold; sputtering method or screen printing method




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