OPTICAL PRODUCTS : PRISMS, LENS, ETC

Model PA-15-1 Glass Prism Demonstration Set, includes all seven pieces as described. Complete withdemonstration box (175 x235 x 20 mm) for light and prism experiments. Comprising of : 1. Equilateral prism, 25 mm face x 50 mm. long. 2. Right-angle prism, 32 mm face x 50 mm. long. All faces polished. 3. Right-angle prism, 90 mm face x10 mm.thick, 45° -45° -90° . Edges 4. Trapezoid Block, -45° & 60° , 85 x 40 mm. Edges polished, one face frosted. 5. Semi-Circular Block, - 93 mm dia. x 10 mm thick. Edges polished, one face frosted. 6. Double concave lens, 90 mm long x 10 mm thick.Edges polished, bottom faces frosted. 7. Double convex lens., 90 mm long x 10 mm thick. Edges polished, bottom faces frosted.

PA-15-1

PA-18

PA-15

PA-16A

triangle side 25 mm. Ht: 25 mm.- ditto - but triangle side 25 mm. Ht: 50 mm.- ditto - triangle side. 25 mm. Ht: 75 mm.- ditto - triangle side. 25 mm. Ht: 100 mm.- ditto - triangle side. 38 mm. Ht: 38 mm.- ditto - triangle side 42 mm. Ht: 32 mm.- ditto - triangle side 50 mm. Ht: 50 mm.

ModelPA-15PA-16PA-16APA-16BPA-16CPA-17PA-18

Glass prism. Optically worked. equilateral, nominal, angle. 60° x 60° x 60°

PA-21ModelPA-19PA-20PA-21PA-22PA-23PA-24

Length of hypotenuse 32 mm. Ht: 50 mm. - - ditto - length of hypotenuse 47 mm. Ht: 33 mm.- ditto - length of hypotenuse 42 mm. Ht: 42 mm.- ditto - length of hypotenuse 54 mm. Ht: 38 mm.- ditto - length of hypotenuse 62 mm. Ht: 32 mm.Glass prism. right-angled. 90° x 60° x 30° 58 x 32 mm.length x hypotenuse x height.

Glass prism. Optically worked. Right-angled. 90° x 45° x 45° .

P.29

Demonstration Diffraction Grating, ModelPA-25, comprising of three 9 x 14mm gratings (100lines per mm, 300 lines per mm and 600 lines permm) mounted between glass plates in a 30 x 90 mmcard slide.

Diffraction Grating Slides, Model PA-26, single axis 300 line/mmand area 36 x 18mm. Holographic diffraction material is mounted in astandard 50 x 50 mm (2” x 2”) slide frame for easy handling during class-room experiments.

Glass Spherical Lens Sets, perfect for your opticalbenches or general use. Each set includes 6 differentlenses - double convex, plano-convex, concave-convex,double concave, plano-concave, convex-concave. Pick thediameter that best fits your needs. Model PA-26A (diam.38mm), Model PA-26B (diam. 50mm).

PA-26A

Unmounted Lenses, for use in optical benches or other studies in optics. All lenses are made of finequality optical glass, with ground edges.

PA-33-2

PA-27

Double Convex (Biconvex) Lens. diam.38 mm. (1½ ”). FL=50 mm.- ditto - but FL=100 mm.- ditto - but FL=150 mm.- ditto - but FL=200 mm.- ditto - but FL=300 mm- ditto - but FL=1,000 mm.Double Convex (Biconvex) Lens. glass.diam. 50 mm. FL=50 mm.- ditto - but FL=100 mm.- ditto - but FL=150 mm.- ditto - but FL=200 mm.- ditto - but FL=250 mm.- ditto - but FL=300 mm.- ditto - but FL=500 mm.- ditto - but FL=1,000 mm.

ModelPA-33-1

PA-33-2PA-33-3PA-33-4PA-33-5PA-33-6PA-27

PA-28PA-29PA-30PA-31PA-31APA-32PA-33

PA-25

PA-26

P.30

Model PA-25A - in 100 line/mm

PA-34

PA-35-2

Double Concave (Biconcave) Lens. glass.diam. 38 mm. (1½ ”). FL=50 mm.- ditto - but FL=100 mm.- ditto - but FL=150 mm.- ditto - but FL=200 mm.Double Concave (Biconcave) Lens. glass.diam. 50 mm. FL=100 mm.- ditto - but FL=50 mm.- ditto - but FL=150 mm.- ditto - but FL=200 mm.- ditto - but FL=300 mm.

ModelPA-35-1

PA-35-2PA-35-3PA-35-4PA-34A

PA-34BPA-34PA-35PA-35A

PA-36 PA-39

Convex Mirror. Spherical. diam. 37.5 mm. FL=50 mm.Convex Mirror. Spherical. diam. 50 mm. vacuum coated, unmounted. FL=55 mm.- ditto - but FL=75 mm.- ditto - but FL=100 mm- ditto - but FL=150 mm.- ditto - but FL=200 mm.Convex Mirror. Spherical. diam. 75 mm. FL=65 mm.Concave Mirror. Spherical. diam. 37.5 mm. FL=50 mm.Concave Mirror. Spherical. diam. 50 mm. vacuum coated,unmounted. FL=60 mm.- ditto - but FL=75 mm.- ditto - but FL=100 mm.- ditto- but FL=150 mm.- ditto - but FL=200 mm.- ditto - but FL=300 mm.Concave Mirror. Spherical. diam. 75 mm. FL=70 mm.Mirror Set, set of 6 pcs. one each of #PA-36, PA-38,PA-38-2, PA-39, PA-41 & PA-41-2.in paper box.

PA-38-1PA-38-2PA-36APA-36PA-37PA-38PA-38-3PA-41-1PA-41-2PA-39APA-39PA-40PA-41PA-41APA-41-3PA-41-4

MIRROR

PA-43

PA-42

PA-44-3

PA-44-4 Cylindrical Lens. Double Convex (Biconvex). Glass.approx. 45x45 mm., or 50x50 mm. length x width.FL=75mm. (+13.3 D).Cylindrical Lens. Double Concave (Biconcave). Glass.approx. 45x40 mm.,length x width. FL=150 mm. (-6.7 D).Cylindrical Lens. Plano-convex. Glass. approx. 50x45 mm.,length x width. FL=150 mm. (+6.7 D).- ditto - plano convex, 50 x 50 mm., FL=143mm (+7 D).- ditto - plano convex,. 50 x 50 mm., FL=100mm (+10 D).- ditto - plano convex, 50 x 50 mm., FL=60mm (+17 D).- ditto - plano concave, 50 x 50 mm., FL=60mm (-17 D).

PA-42

PA-43

PA-44

PA-44-1PA-44-2PA-44-3PA-44-4

P.31

LUCITE LENS, PRISM, BLOCK & PRISM SETS

PA-110-1

PA-113

PA-112

PA-111

PA-110

PA-117

PA-115 PA-114

Model PA-110-1, Lucite Prism Demonstration Set, includes all seven pieces as described. Complete withdemonstration box (175 x 235 x 20 mm) for light and prism experiments. Comprising of :

1. Equilateral prism, 25 mm face x 50 mm. length. 2. Right-angle prism, 32 mm face x 50 mm. length. All faces polished. 3. Right-angle prism, 90 mm face x10 mm.thickness, 45°, -45°, -90°. Edges 4. Trapezoid Block, -45° & 60°, 85 x 40 mm. Edges polished, one face frosted. 5. Semi-Circular Block, - 93 mm dia. x 10 mm thick. Edges polished, one face frosted. 6. Double concave lens, 90 mm long x 10 mm thick. Edges polished, bottom faces frosted. 7. Double convex lens., 90 mm long x 10 mm thick. Edges polished, bottom faces frosted.

Model PA-110, Lucite lens. double concave. 60 x 12 mm. (length x thickness)

Model PA-111, Lucite lens. double convex. 60 x 12 mm. (length x thickness)

Model PA-112, Lucite Prism. equilateral. 60° x 60° x 60°. 50 mm. face x 20 mm. thickness.

Model PA-113, Lucite Prism. equilateral. 60° x 60° x 60°. 25 mm. face x 25 mm. thickness.

Model PA-114, Lucite refraction block, 100 x 75 x 20 mm .rectangular.

Model PA-115, Lucite refraction block. 79 x 27 x 13 mm. rectangular.

Model PA-116, Lucite refraction block. 70 mm. square x 9 mm .thickness.

Model PA-117, Lucite semi-circular lens block, 75 mm.diam. x 12 mm. thickness.

P.32