Comprising a metal holder with sides grooved to hold the lens or mirror. The holder is finished in matt black & is free standing for bench use, to hold lens 50 mm in diameter.
Comprising a metal holder with sides grooved to hold the lens or mirror. The holder is finished in matt black & is free standing for bench use, to hold lens 50 mm in diameter.
To take lenses & mirrors of upto 75 mm diameter. Comprises a wooden upright 100 mm high, with a V shaped slot to hold convex or concave lenses or mirrors mounted on a rectangular wooden base.
To take lenses & mirrors of upto 75 mm diameter. Comprises a wooden upright 100 mm high, with a V shaped slot to hold convex or concave lenses or mirrors mounted on a rectangular wooden base.
Six lenses with ground & polished faces & ground edges.
Comprises one each of: double convex, plano convex, converging concave-convex, diverging concave-convex, double concave, & plano concave. Supplied in a velvet lined box.
Six lenses with ground & polished faces & ground edges.
Comprises one each of: double convex, plano convex, converging concave-convex, diverging concave-convex, double concave, & plano concave. Supplied in a velvet lined box.
For reflection, refraction, and color mixing experiments. The light box consists of a light source 12 V, 24 W lamp, producing convergent, divergent or parallel beam.
On one end, an adjustable cylindrical convex lens (for parallel beam) and on the other end, a triple aperture system for color mixing experiments (lateral aperture are provided with adjustable hinged mirror). All apertures in the box are provided with vertical channels to hold slit plates and color filters. The optical set includes Acrylic Blocks, set of three mirrors, 2 slit black plates, one with three narrow slits at one end and one narrow slit at the other end. Another black plate with four narrow slits at one end, one wide slit at the other end & set of seven mounted color
For reflection, refraction, and color mixing experiments. The light box consists of a light source 12 V, 24 W lamp, producing convergent, divergent or parallel beam.
On one end, an adjustable cylindrical convex lens (for parallel beam) and on the other end, a triple aperture system for color mixing experiments (lateral aperture are provided with adjustable hinged mirror). All apertures in the box are provided with vertical channels to hold slit plates and color filters. The optical set includes Acrylic Blocks, set of three mirrors, 2 slit black plates, one with three narrow slits at one end and one narrow slit at the other end. Another black plate with four narrow slits at one end, one wide slit at the other end & set of seven mounted color
