A biconvex lens of 100 mm dia is mounted on a heavy base for stability The arm, 300 mm long, and swivel lens mount enable the lens to be used in any position at any angle. Magnification x2.

Glass panels are sealed by silicon rubber into strong aluminium channels. Suitable for fresh or salt water.

Transparent plastic, with polyethylene cap.

For collecting flies, spiders and other small arthropods. Comprises 75 x 25 mm glass tube with inlet and outlet tubes through a rubber stopper. Collecting tube has a flared end and the mouth piece is with rubber tube connection with a gauze filter, to confine collected specimen to the tube.

For collection of botanical specimen. Elegant in appearance, extremely handy and most useful for outdoor collection. Oval cross section aluminium metal body, hinged door, outside enamel painted, with hooks and shoulder strap, for specimen collection. Size: 600 x 200 x 300 mm

Strongly built for sweeping up of aquatic fauna and as a general utility aquatic net. Net ring and handle can be separated for ease of carriage. Strong D shaped ring frame of 30 cm dia., with stout handle.

87 cm long collection bag made of strong bolting netting cloth suspended by muslin reinforcement and mounted on a strong wire ring of 30 cm dia. Three braided strong leads are attached to swivel front. Lower end of the bag is provided with a 5 cm opening with strong cloth pocket for tying the col...

Light weight, fine nylon netting, mounted on wire frame, removable handle with rubber grip. dia. of ring 300 mm, length of handle 750 mm.

Set of 8(1) Root, stem and bud (A)(2) Root, stem and bud (B)(3) Leaves and their transformation(4) Photosynthesis(5) Flower and inflorescence (A)(6) Flower and inflorescence (B)(7) Fruit and seeds (A)(8) Fruit and seeds (B) Available in following sizes:-A) 25 x 35 cm sheets only in box.B) 25 x 35...