LO-321 - ESAW Grating HolderA centered circular aperture square sheet fitted with two clips to hold the different sized gratings.321 Grating Holder

LO-339 - ESAW Advanced Spectrometer with Double Vernier177mm diameter circle, Allows readings to 30 seconds of arc. This instrument whilst robust enough for individual student use is also intended for more advanced work. The general finish of the apparatus is similar to that of the intermediate m...

ESAW Polarimeter (LO-348)A monochromatic yellow LED light source fitted inside a cylindrical housing operated on 10V DC. The simplified construction makes it easy to study the topic in any laboratory. A 10cm long specimen tube is used for observing the concentration and the angle of rotation of d...

LO-365 - ESAW Lens HolderWith 6 mm diam. Metal rod, to fit into standard optical bench mounts and stands.365 / 2  To hold 38 mm lens 365 / 4  To hold 50 mm lens

ESAW Cylinderical Lenses (LO-356)Cylindrical lenses made of highly polished glass, magnifies in only one dimension. These lenses are used in transforming a point image to a line or changing the height of an image without changing its width.Double-Convex:Size 50 x 50 mm     Focal Length, mmLO-356 ...

LO-374 - ESAW Lens HolderMetal holder with sides grooved to hold lens up to 50mm diam. on a wooden support.

ESAW Spherometer (LO-383)Brass dial head 40 mm diam., divided and marked in 100 divisions, vertical scale 10-0-10 mm, fitted on tripod stand, distance between legs 40 mm.LO-383     Screw pitch 1 mm LO-383     Screw pitch 0.5 mm 

ESAW Spherometer (LO-392)Brass dial head 40 mm diam. divided and marked in 100 divisions, vertical scale 10-0-10 mm, fitted on heavy brass disc, with 3 pointed legs, distance between legs 40 mm.LO-383     Screw pitch 1 mm LO-383     Screw pitch 0.5 mm 

LO-410 ESAW Folding Magnifier Fitted in a plastic frameLO-410/5 Single, x4 LO-410/6 Double, x7 LO-410/7 Triple, x10 LO-410/8 Single, x4, with leather pouch