Sadana Brothers
Sadana Brothers
Naraina Industrial Area Phase 1, New Delhi, Delhi
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Light Optics Instruments

With our vast industrial experience, we have came up with a wide range of Light Optics Instruments. These products are extensively used to wither process light waves in order to enhance an image for viewing or analyze. The light optics instruments are easily available in various thicknesses and diameters as per the application requirements of our esteemed clients. In this range, we have Optical Bench, Acrylic Prism And Lens Set Of Seven, Advanced Spectrometer, Advanced Spectrometer and many more.

Prism, Equilateral, Mounted

Prism, Equilateral, Mounted
  • Prism, Equilateral, Mounted
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Leveraging on the support of our industry experience, we are able to come up with Prism, Equilateral, Mounted. Adjustable in height, the offered range can be rotated on its own axis by 180º or locked at an angle. Our experienced professionals manufacture these quality products using quality material and other essential components that are required for the production process.

 

Following are some of the salient attributes:

 

  • Low maintenance

  • High efficiency

  • Great strength

Face Length Cat. No.
25mm 75mm 3331-03
25mm 100mm 3331-04
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Additional Information:

  • Item Code: 3331
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Prisms

Prisms
  • Prisms
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Approx. Price: Rs 10 / OnwardsGet Latest Price

With an aim to stand tall on the expectations of patrons, we are engaged in offering Prisms. These products can deviate a ray, disperse white light into the visible spectrum or erect an inverted image. Right angle prisms 90º-45º-45º are extensively used for accomplishing a 90º bend due to total internal reflection. Our quality controllers thoroughly examine these products on certain well-defined parameters of quality to ensure flawlessness.

 

Following are the striking attributes:

 

  • Great strength

  • High functionality

  • Reliable performance

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Power Supply For Spectrum Discharge Tubes

Power Supply For Spectrum Discharge Tubes
  • Power Supply For Spectrum Discharge Tubes
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Over the years of experience in the industry, we have been able to provide the customers with an astounding assortment of Power Supply For Spectrum Discharge Tubes. Specially designed, these quality-approved power supply are used to safely run spectrum discharge tubes of length approximately 26 cm. Encased in a metal body, our offered range comes with clips to connect the tubes securely.

 

Our products are known for listed attributes:

 

  • Easy installation

  • Long working life

  • Excellent performance

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Additional Information:

  • Item Code: 3376-00
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Glass Cylindrical Lenses

Glass Cylindrical Lenses
  • Glass Cylindrical Lenses
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With the help of our sophisticated in-house facilities, we have been able to offer an array of Glass Cylindrical Lenses. Precisely manufactured, these products are developed by making use of optically true glass with polished faces and ground edges. To focus light along a straight line, these quality products are widely useful for looking at full paths of ‘rays’ on paper such as pencils of light emerging from the slits of a comb illuminated by a small lamp.

 

Specifications:

 

  • Dimensions: (h x w), 50 mm x 45 mm

  • Power 7D (focal length ~143 mm)

Bi-convex 3318-01
Bi-concave 3318-02
Plano-concave 3318-04
Plano-convex 3318-03

Power 14D (focal length ~72mm)
Bi-convex 3318-11
Bi-concave 3318-12
Plano-concave 3318-13
Plano-convex 3318-14
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  • Item Code: 3318
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Glass Lens, Demonstration Set

Glass Lens, Demonstration Set
  • Glass Lens, Demonstration Set
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Backed by rich industry experience, we are engaged in offering an excellent range of Glass Lens, Demonstration Set. Our professionals make use of high quality raw material that are obtained from the most trustworthy vendors of the industry. Precisely manufactured, the products we are offering are known for its high efficiency and premium quality.

 

Other details:

 

  • Optically true with ground glass edges

  • Includes one each of double convex, Plano-convex, double concave, Plano-concave, concave convex and convex-concave lens arranged in a plastic case

Diameter 38mm 50mm
Cat No. 3313-01 3313-02

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  • Item Code: 3313
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Spherical Unmounted Lenses

Spherical Unmounted Lenses
  • Spherical Unmounted Lenses
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Backed by a team of dexterous professionals, we have been able to provide the customers with a remarkable assortment of Spherical Unmounted Lenses. Designed and developed using polished glass with ground edges, our quality products are bi-convex lens that magnify or condense spherical unmounted lenses, with two outward curving symmetrical faces.

 

The offered range of spherical unmounted lenses are popular for listed attributes:

 

  • Easy to install

  • Easy to operate

  • User-friendly

  • Long serving life

Diameter Focal Length(+) Cat. No.
38mm 50mm 3305-01

100mm 3305-02

150mm 3305-04

200mm 3305-05

300mm 3305-07

500mm 3305-08

1000mm 3305-09
50mm 50mm 3305-21

100mm 3305-22

150mm 3305-24

200mm 3305-25

250mm 3305-26

300mm 3305-27

500mm 3305-28

1000mm 3305-29
75mm 175mm 3305-41

200mm 3305-45
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  • Item Code: 3305
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Acrylic Prism And Lens Set Of Seven

Acrylic Prism And Lens Set Of Seven
  • Acrylic Prism And Lens Set Of Seven
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Approx. Price: Rs 10 / OnwardsGet Latest Price

Owing to the dexterous professionals, we have been able to provide the clients with a commendable assortment of Acrylic Prism And Lens Set Of Seven. Our quality products is dedicatedly designed using excellent quality raw material that are obtained from the trustworthy vendors of the market.

 

The quality products offered by our reliable organization consists of the following blocks. Each has a thickness of 25 mm and size 70 mm:

 

  • Bi- concave

  • Bi-convex

  • Rectangular

  • Semi-circular

  • Triangle equilateral

  • Triangle right angle (90°-45°-45°)

  • Triangle right angle (90°-60°-30°)

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  • Item Code: 3355-05
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Optical Bench

Optical Bench
  • Optical Bench
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With the aid our competent team of professionals, we have came up with a wide range of Optical Bench. The high quality material that are used in the production process is obtained from the reliable sources of the market. Designed & developed at our state-of-the-art infrastructure premises, our products are widely appreciated amongst the patrons.

 

The equipment consists of:

 

  • 6 riders

  • 1 bulb holder

  • 1 candle holder

  • 1 plain glass

  • 1 lens double convex f. L. 200mm

  • 1 lens double concave f. L. 150mm

  • 1 lens double convex f. L. 500mm

  • 1 slit arrow

  • 2 lens holders round disc

  • 1 slide holder (can also be used as a lens holder)

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Additional Information:

  • Item Code: 3315-51
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Right Angle Glass Prism

Right Angle Glass Prism
  • Right Angle Glass Prism
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For measuring critical angle and observing total internal reflection.
Made of clear optical glass.

Angles 90º-45º-45º. Approximate dimensions are:

Face Length Cat. No.
35mm 25mm 3334-02
35mm 50mm 3334-04



Angles (90º-60º-30º)


Face Length Cat. No.
37mm 32mm 3335-01
38mm 38mm 3335-09
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  • Item Code: 3334
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Soda-Lime Glass Prisms

Soda-Lime Glass Prisms
  • Soda-Lime Glass Prisms
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Relatively inexpensive prisms for the students These are molded from soda-lime glass and may have
waves and small bubbles. The sizes are approximate only.

Equilateral prisms

Face Length Cat. No.
38mm 38mm 3336-01
50mm 50mm 3336-02


Right angle prism (90º-45º-45º)

Face Length Cat. No.
50mm 50mm 3337-01
38mm 38mm 3337-02










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  • Item Code: 3336
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Prism

Prism
  • Prism
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Prism, Trapezoidal (45 AND 60 PRISM), Acrylic
For studying the laws of optics. Made of 15mm thick and 32mm wide with two parallel sides 90mm and 40mm long at angles of 45º and 60º . One large surface is frosted enabling to follow the path of light.

Prism, Trapezoidal, Acrylic Prisms
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  • Item Code: 3351-02
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Prism, Equilateral, Glass Or Acrylic

Prism, Equilateral, Glass Or Acrylic
  • Prism, Equilateral, Glass Or Acrylic
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For index of refraction experiments

Side Thickness Cat. No. Plate Glass Cat. No. Acrylic
63mm 10mm 3340-02 3342-02
75mm 10mm 3340-04 3342-04
25mm 12mm 3340-06 3342-06
50mm 20mm 3340-08 3342-08
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  • Item Code: 3340
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Block, Rectangular, Glass (Plate)

Block, Rectangular, Glass (Plate)
  • Block, Rectangular, Glass (Plate)
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To verify the laws of refraction.

Dimensions: (I x w x h),

114 x 63 x 18mm. Polished on all sides 3345-01
100 x 63 x 18mm. Polished on all sides 3345-03
125 x 65 x 18mm. Polished on all sides 3345-05
70 x 70 x 10mm. With opposite edges frosted and the other two polished 3345-07
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  • Item Code: 3345
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Block, Rectangular, Acrylic

Block, Rectangular, Acrylic
  • Block, Rectangular, Acrylic
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Dimensions: (I x w x h)


100 x 75 x 20mm. Polished on all sides 3349-02
79 x 27 x 13mm. One face frosted 3349-04
70 x 70 x 9mm. Two opposite edges frosted and the other two polished 3349-06
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  • Item Code: 3349
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Optical Pin

Optical Pin
  • Optical Pin
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For optical experiments sold in pack of 100.


Size Type Cat. No.
37 mm Steel 3345-95
50 mm Brass 3345-97
75 mm Steel 3345-96
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  • Item Code: 3345-95
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Semicircular Block

Semicircular Block
  • Semicircular Block
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Diameter 75mm and thickness 12mm


Glass 3353-01
Acrylic 3353-02


Diameter 60mm and thickness 15mm.

Made of acrylic, with one frosted surface
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  • Item Code: 3353
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Raybox Kit

Raybox Kit
  • Raybox Kit
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Consists of a 12V vertical bulb, in a holder through top of the box. A cylindrical, concave lens, which can create divergent, convergent, or parallel rays, as required, is suspended in front of the bulb and can be moved to-and-fro for focus and in position by a tightening screw on top of the box. Other end of box has triple aperture system. Hinged windows along the sides of the box have mirror surface on their insides, useful for color-mixing experiments. All windows in the box have vertical channels inside and outside to hold slit plates and color filters. A 1.5m electric cord with banana plugs is included. Box size 16.5 L x 7 W x 6cm H, matte-black finish. With instructions. Optical Accessories set for light box (included):


A. Five Perspex blocks, free of optical imperfections and sharp
edges: 1 rectangle, 1 triangle 600-600-600, 1 triangle 900-600-300, 1 triangle 900-450-450, and 1 semi circle.

B. Three Perspex, cylindrical lenses: 1 double convex, and 1 double concave, both with the same radius of curvature; and 1 thick double convex.

C. Three mirrors, freestanding: 1 plane (mounted), 1 semi-circular metallic, and 1 parabolic.

D. Two slit plates, metal, matte-black: one with three narrow slits at one end, and one narrow slit at the other; the other with four narrow slits at one end, and one wider slit at the other.

E. Eight color filters, mounted: 3 primary and 5 secondary colors.

F. Eight color cards, mounted.

G. Spare bulb, 12V.

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  • Item Code: 3355-50
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Demonstration Light Guide

Demonstration Light Guide
  • Demonstration Light Guide
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An S-shape acrylic bar 220x15x15mm, which can be used to demonstrate total internal reflection and help students to understand the principles of optical communications. The bottom of the bar is painted white to aid visibility.
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  • Item Code: 3355-20
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Lens Demonstration, Set Of Seven, Acrylic

Lens Demonstration, Set Of Seven, Acrylic
  • Lens Demonstration, Set Of Seven, Acrylic
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For seeing the refl ection and bending of light as it passes through lenses and prisms. Phenomenon of refraction and internal refl ection is also easily visualised. The base surfaces are painted white for easy visibility of a ray of light. Thickness of the blocks is 10mm except for the last two items noted below. Set includes the following:


  • Bi-convex lens 90mm long
  • Bi-concave lens 90mm long
  • Semicircular lens 93mm diameter
  • Trapezoidal block 85 and 30mm opposite faces
  • Right angle prism 100mm hypotenuse
  • Right angle prism 32mm hypotenuse and 50mm long
  • Equilateral prism 25mm face and 50mm long
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  • Item Code: 3355-01
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Ripple Tank

Ripple Tank
  • Ripple Tank
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To demonstrate the properties of wave motion and effects of
refl ection, refraction and interference. The tank is of plastic and has
a clear acrylic base.

The kit contains

1 Ripple tank 400mm x 400mm with legs and lamp support
1 Ripple bar with two plastic dippers
2 Springs to support the ripple bar
1 Hand stroboscope
1 Halogen lamp 12V 25W
1 Convex lens
1 Concave lens
1 Rectangular block
1 Curved refl ector
1 Small barrier
2 Large barrier
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  • Item Code: 3357-00
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Spherical Mirrors

Spherical Mirrors
  • Spherical Mirrors
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For basic experiments in optics. Made of optically true glass, with protected silver coating. Concave Mirrors Diameter Focal Length Cat. No. 38mm 100mm 3360-01 150mm 3360-02 200mm 3360-03 250mm 3360-04 300mm 3360-05 500mm 3360-06 1000mm 3360-07 50mm 100mm 3360-21 150mm 3360-22 200mm 3360-23 250mm 3360-24 300mm 3360-25 500mm 3360-26 1000mm 3360-27 75mm 100mm 3360-41 150mm 3360-42 200mm 3360-43 250mm 3360-44 300mm 3360-45 500mm 3360-46 1000mm 3360-47
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  • Item Code: 3360
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Wooden Lens Holder

Wooden Lens Holder
  • Wooden Lens Holder
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Can hold lens upto 75mm diameter.
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  • Item Code: 3364-21
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Mirror, Flat Strips, Unmounted

Mirror, Flat Strips, Unmounted
  • Mirror, Flat Strips, Unmounted
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For verifying the laws of reflection and other experiments, in optics


Length x width Glass Cat. No. Plastic Cat. No.
25 x 75mm 3366-01 3366-21
40 x 150mm 3366-02 3366-22
50 x 75mm 3366-03 3366-23
75 x 75mm 3366-04 3366-24
75 x 100mm 3366-05 3366-25
100 x 100mm 3366-06 3366-26
100 x 150mm 3366-07 3366-27
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  • Item Code: 3366
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Mirror Holder

Mirror Holder
  • Mirror Holder
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Hardwood cube with slot to hold mirror strip vertically. Side 32mm.
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  • Item Code: 3366-80
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Newton S Ring Apparatus

Newton S Ring Apparatus
  • Newton S Ring Apparatus
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For studying interference fringes due to sunlight or monochromatic light. Consist of a plano-convex lens, diameter 60mm, and an optically polished (worked) fl at glass plate mounted on a ring metal pressure frame with three compression adjusting screws for proper centering of concentric circular Newton rings.
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  • Item Code: 3370-00
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Periscope

Periscope
  • Periscope
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Periscopes, including this one, can help you see around barriers. But what if you want to see something behind you? Submarine periscope operators walk in circles, turning the whole periscope. Why not just rotate the top mirror? Try it with this rotating periscope, and you’ll see that the image of everything behind you is upside-down! An elegant demonstration of basic plane mirror reflection, this is also a great way to test student understanding of image formation.
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  • Item Code: 3364-20
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Stroboscope, Hand Driven, Simple Model

Stroboscope, Hand Driven, Simple Model
  • Stroboscope, Hand Driven, Simple Model
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For optically slowing or completely “stopping” any object in motion and for “measuring” the frequency of periodic motion. Consists of a black metal disk of 250mm diameter with 12 evenly spaced radial slits extending to its edge, an axis hole for mounting a handle and a finger hole. Handle and mounting screw are included.
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  • Item Code: 3374-00
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Newton S Color Disc

Newton S Color Disc
  • Newton S Color Disc
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Demonstrates that white light is composed of seven colors by rotating hand-driven wheel. Constructed of sturdy metal.
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  • Item Code: 9496
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Color Paddles

Color Paddles
  • Color Paddles
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Demonstrate the principles of color mixing with this set of 6 clear colored plastic paddles.

Set of 6 9994-06
Set of 18 9994-18

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  • Item Code: 9994
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Spectrum Discharge Tubes

Spectrum Discharge Tubes
  • Spectrum Discharge Tubes
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To show spectral lines of pure substances. Mercury and Helium tubes can be used as sources for experiments on the measurement of wave length of light. The gas pressure used results in well-defined emission spectra. These are glass tubes about 26cm long, central capillary portion about 9-10cm long with electrodes sealed at both ends and connected to lead wires protected by metal caps. Provided with loops welded to caps for electrical connection. Needs an induction coil 5cm spark, or a suitable transformer. Except for Neon and Helium, these can not be used as lamps. Length of capillary portion can be varied as required. For intermittent use.


Type Cat. No.
Air 3376-01
Argon gas 3376-02
Carbon Dioxide 3376-03
Chlorine gas 3376-04
Helium gas 3376-05
Hydrogen gas 3376-06
Iodine 3376-07
Krypton gas 3376-08
Mercury Vapor 3376-09
Neon gas 3376-10
Nitrogen gas 3376-11
Oxygen gas 3376-12
Xenon 3376-13
Bromine 3376-14
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Diffraction Gratings

Diffraction Gratings
  • Diffraction Gratings
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A replicate grating pressed between clear glass plates. Ideal for classroom demonstration.

Size 50mm x 50mm.
View area: 25mm x 25mm.

Lines/mm Cat. No.
100 4309-01
300 4309-02
600 4309-03


Size 60mm x 45mm.
View area: 45mm x 30mm.

Lines/mm Cat. No.
300 4309-04
600 4309-05
1200 4309-06
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  • Item Code: 4309
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Bursting Bottle Spare Flask

Bursting Bottle Spare Flask
  • Bursting Bottle Spare Flask
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Bi-Concave lens: Used for reducing the size or spreading out light,
with two inward curving symmetrical faces.


Diameter Focal Length(-) Cat. No.
38mm 50mm 3309-01

100mm 3309-02

150mm 3309-04

200mm 3309-05

300mm 3309-07

500mm 3309-08

1000mm 3309-09
50mm 50mm 3309-21

100mm 3309-22

120mm 3309-23

150mm 3309-24

200mm 3309-25

300mm 3309-27

500mm 3309-28

1000mm 3309-29
75mm 175mm 3309-41

200mm 3309-45

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  • Item Code: 3309
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Equilateral Prisms

Equilateral Prisms
  • Equilateral Prisms
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For experiments in dispersion and refraction of light.

Face Length Cat. No.
25mm25mm3328-01
25mm50mm3328-02
25mm75mm3328-03
25mm100mm3328-04
25mm150mm3328-06
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  • Item Code: 3328
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Equilateral Prisms

Equilateral Prisms
  • Equilateral Prisms
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Made of clear optical glass.

Face Length Cat. No.
25mm25mm3329-01
25mm50mm3329-02
25mm75mm3329-03
25mm100mm3329-04
25mm150mm3329-05
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  • Item Code: 3329
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Acrylic Lenses

Acrylic Lenses
  • Acrylic Lenses
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Dimensions: 90mm long and 15mm thick plate. Bottom surface is frosted.

Bi-convex (center width 25mm)3352-01
Bi-concave (center width 18mm)3352-02


Dimensions: 60mm long and 12mm thick. Bottom surface and both edges are frosted.

Double convex (center width 14mm)3352-03
Double concave (center width 5mm)3352-04
Plano-convex (center width 11mm)3352-05
Plano-concave (center width 5mm)3352-06
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Spherical Unmounted Lenses

Spherical Unmounted Lenses
  • Spherical Unmounted Lenses
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Diameter Focal Length Cat. No.
38mm50Mm3305-01

100mm3305-02

150mm3305-04

200mm3305-05

300mm3305-07

500mm3305-08

1000mm3305-09
50mm50mm3305-21

100mm3305-22

150mm3305-24

200mm3305-25

250mm3305-26

300mm3305-27

500mm3305-28

1000mm3305-29
75mm175mm3305-41

200mm3305-45
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