Bishwanath Photo Engraving Works

Achromatic Optical Lense

Our Achromatic Lense 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 ...

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Amici Prisms

We offer Amici Prisms. Technical details :- product code:prbp001material:bk7surface quality: 60/40angle tolerance: +-5 arc minutesbevel:0.2mm x 45odimensional tolerance: +0, -0.1mmresolution: 6 arc sec.

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Concave Optical Lense

We are reckoned among the foremost plano Concave Lense 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 ...

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Concentric Pattern (rtbp003/4)

Crosshair With Concentric Circles Inch : 0-0.50" in0.05" incrementsAvailable in 27 & 21mm dia.Metric : 0-10mm in 1mm increments.Available in 27 & 21mm dia.Metric Concentric Scales Concentric squares from the center 2,4, 6, 8,10mm.Available in 27mm dia.

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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, ...

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Dove Prisms

We offer Dove Prisms. Technical details :- product code:prbp001material:bk7angle:450 +-5arc minutessurface quality:80/50surface flatness:1 wavedimensional tolerance:+-0.13mm (a/c),+-0.38 (b)bevel :0.30mm max. X 450

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Equilateral Prisms

We offer Equilateral Prisms. Technical Details :- Product Code:PRBP001Material:BK7Angle:450 +-5arc minutesSurface Quality:80/50Surface Flatness: 1 WaveDimensional Tolerance:+-0.13mm (A/C),+-0.38 (B)Bevel : 0.30mm max. X 450

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Lensometer

A Lensometer is an instrument used to measure the power of an existing lens. An optician uses a lensometer to determine the prescription of a patient's eyeglasses. Our lensometer gives +- 24 diopters in sphere and cylinder power. It can read up to 180˚ axis. In addition, it marks lens up to 90mm ...

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Linear Scale (RTBP001/2)

Straight Line Scale Metric : 0.1 mm numbering27mm:0-20mm in 0.1mm increments21mm:0-15mm in 0.1mm incrementsAvailable in 27 & 21mm dia.Inch : Numbered every 0.02527mm: 0-75"in 0.005"increments21mm: 0-50"in 0.005"increments Available in 27 & 21mm dia.Inch Metric Comparison Straight line ...

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Linear Scale (RTBP007/8)

Crosshair Scale Inch : 0.80" in 0.01" increments-0.40" 0 +0.40"Available in 27mm diaCrossed Scales Reticles with scales on both horizontal and vertical crosshair lines. Inch : 0.80" in 0.01" increments-0.40" 0 +0.40"Available in 27mm diaMetric : 20mm in 0.1mm increments-10mm 0 ...

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Littrow Dispersion Prisms

We offer Littrow Dispersion Prisms. Technical details :- product code:prbp001material:bk7surface quality:80/50 scratch/digsurface accuracy:1 wave @ 632.8nmbevel: .4mm x 45odimensional tolerance:+-0.13mm angle tolerance:=-10 arc minutes.

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Measuring Microscope

Are you looking for the finest quality Measuring Microscope? we are offering high quality Measuring Microscope. Our measuring microscope is apt for measuring lengths (with coordinate eyepieces). In addition, it offers a large working distance (object-lens distance). The chief components of our ...

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Multiscale (RTBP0056)

We are offering Multiscale, Multiscales MM Square10mm square divided into 0.5mm squares10mm scale in 100 parts. 13 circles, 0.1mm-2.5mmAvailable in 21mm DiaMulti Gauge 0.3" X 0.4" with 0.005" divisions. 20mm with 1/10mm divisions. Angle scale 0o to 90o in 1o divisions. Radius scale 1-10mm. ...

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Refractometer

A Refractometer is a laboratory or field device for the measurement of an index of refraction. Our refractometer is designed for quick and accurate examination of the refractive indices and mean dispersion of liquid, solid and powder. We offer portable versions of refractometer such as hand held ...

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Right Angle Prisms

We offer Right Angle Prisms. Technical details :- product code:prbp004material:bk7surface quality: 60/40angle tolerance: +-5 arc minutessurface flatness tolerance: 1/4 wavedimensional tolerance: +-0.1mmar coating : entrance and exit surface are coated with broad band ar, 1/4 wave ...

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