Optica
PRECISION OPTICS
Optics and Allied Engineering Pvt. Ltd. is an established Indian company since 1985, supporting Medical, Aerospace, Astronomy, Automation, R&D Labs, IR Optics and large size schileren system for wind tunnels. Our focus has been on Indian & Global customers in the areas of Precision Optics, IR Optics and Polymer Optics.
We are an AS 9100D and ISO 9001:2015 Certified company.
Optica works with each customer as a partner from the initial concept drawing to prototype sample to production and support technically. We take pride in giving a complete solution that meets customer requirements.
Infrared Instrumentation
Scientific & Research
Surveillance
Laser
Industrial
Aerospace
Astronomy
Medical & Bio - Medical
Aviation
Electro Optics
Our Capabilities
PRECISION OPTICS & IR Optics
Area Of Expertise
Manufacturing Facility
Capabilities
Testing Facility
Area Of Expertise
- Lenses: All kinds of lenses of diameter from 6mm – 300mm with high accuracy.
- Windows: Diameter up to 900mm, Thickness up to 200mm with good surface quality.
- Optical Filters: Color glass filters from Schott, Hoya, etc. in required dimensions.
- Prisms: Right Angle, Dove, Retro reflector, Penta prism, Equilateral and wedge prisms with tight tolerances.
- Interference Filters: Wavelength 340nm to 1600nm, Bandwidth 6 to 50nm, Dia.10mm to 25mm.
- Beam Splitters: Plate as well as Cube Beam Splitters with Transmission, Reflection ratio equal to 50:50 and 70:30
- Material can be Processed: BK-7, Fused Silica, Pyrex, ZnSe, Germanium, Charcogenide, Si, Zerodur, Sapphire, CaF2, ZnS, etc.
Manufacturing Facility
- High precision optical polishing machines
- Lens Auto centering & Edging machine from LOH and Sidai-Korea
- High accuracy lens curve generator machines from Rogers & Clarke, Sidai-Korea
- High-speed lapping and polishing machines from Taiwan
- Ultrasonic cleaning equipment
- Optical cementing equipment
- Glass surface grinding and slitting machines
- Clean rooms for assembly of optics
- Large size grinding & polishing M/C size – up to 1200mm
Capabilities
- Surface Figure: We can make flat or curvature optical surface figure up to λ/20
- Radius of Curvature: We can maintain ROC tolerances ±0.05%
- Thickness: Thickness tolerances ±10μm
- Diameter: Diameter tolerance ±10μm
- Surface: Scratch, Dig ratio up to 20:10
- Prism Angle: Angle tolerance ≤5 arc seconds
- Lens Centering Error: We can maintain lens centering error <15”
Testing Facility
- Zygo Interferometer for inspecting optical surface quality, Radius of Curvature and surface figure
- Auto-Collimator for measuring prism angles
- Optical Test Station (OEG Germany) for measuring EFL, BFL, Radius of curvature, MTF and Centering Errors of single Lens as well as optical systems with 2µm accuracy
- Taylor-Hobson Talysurf-PGI1250 for measuring form accuracy and surface finish <1µm of spherical as well as aspherical lenses
- Monochromatic light sources, Stain Test equipment, Video measuring systems ( +/-3 Micron Accuracy)
- Digital Micrometer and Vernier calipers of various ranges, Bevel Protractors, etc.
- Digital Height Gauges with Ruby and Sapphire tips with measuring accuracy <2µm
- Digital and analog micron dial gauges with measuring accuracy <2µm
- TMC Vibration free table
OPTO-MECHANICS
Area Of Expertise
Manufacturing Facility
Core Competence
Testing Facility
Area Of Expertise
- Wide variety of Mounts: Mirror mounts, Lens mounts, Self centering lens mounts, Gimbal mounts, etc.
- Lens Barrels: Precision barrels for Beam Expanders, Telescopes, Microscopic Objectives, Eyepieces, etc.
- Translation / Rotation stages: Compact Translation stages, XYZ Translation stages, Long /Medium Travel Stages, Rotation stages, Heavy Duty Rotation stages etc..
- Motorized products: Translation/ Rotation Stages with Integrated Controller, Motorized Mirror Mounts, Motorized Filter Wheels, etc.
- Mount/Stage Accessories: Post, Post Holder, Post base, Translating Post Holder, Lens Adapters, Aluminum Bread Boards, etc.
Manufacturing Facility
- CNC machining Center (DMG)
- CNC Turning Center (HAAS)
- Conventional Milling machines with DRO, Radial Drilling, Surface Grinding, etc.
- Conventional Lathe machines
Core Competence
- Custom Opto-mechanical Designs & Manufacturing Support for precision applications
- Opto-mechanical manufacturing facility for high accuracy dimensional tolerances <5 micron
Testing Facility
- Video measuring systems with measuring accuracy <3 micron
- Digital Micrometer and vernier calipers of various ranges
- Digital Height Gauges with measuring accuracy <3u00b5m
- Digital and analog micron dial gauges with measuring accuracy <3u00b5m, Bevel Protractors, etc.
Optical CoatingS
Area Of Expertise
Manufacturing Facility
Core Competence
Testing Facility
Area Of Expertise
- Broad Band Anti Reflection Coatings for required bands of wavelength
- HR mirrors for laser reflection upto >99.8%
- High Damage Threshold Laser Coatings AR Coatings
- Multi Layer Anti Reflection Coatings for wide wavelength ranges
- Single layer ARC for required wavelengths
- Interference filters of required peak wavelengths and band widths
- Multi layer Dielectric coatings for Beam splitters of required T/R ratios
- Cold mirrors, Hot mirrors, Filters, etc.
- Gold Coating for IR
- Enhanced and protective Aluminium coating for Mirrors of UV and Visible applications
Manufacturing Facility
- Balzers BAK760 Batch Coating System
- Pfieffer
- Evatek
- Exclusive IR coating plant for IR material
- Vacuutek Mirror coating unit with 1.2m vacuum chamber
- Ultrasonic cleaning facility
- Laminar flow chambers
- Class 10,000 clean room area
Core Competence
- Hard and long lasting Mirror coatings for UV and Visible range applications
- Multi-Layer Anti Reflection Coatings with R<0.2% for wide wavelength ranges with required Angles of Incidence (AOI)
- Anti Reflection and High Reflection Coatings for wavelengths of 808nm, 1064nm, etc.
Testing Facility
- Perkin Elmer Spectrophotometer Lambda-25 for UV- Visible- Near IR to measure Transmission, Reflection and Absorption characteristics of coated optical elements
- Adhesion and Abrasion resistance testing instruments
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