"DIDALAB"

Supplier: DIDALAB

Prism flint, n=1.75, this prism has an equilateral stand, 40mm side, 48mm height, both working sides are highly polished as the othe r sides are dull. 1 * 1 items

Supplier: DIDALAB

Lens, additional, for the autocollimation telescope, in order to have a view finder, focal length +200mm. 1 * 1 items

Supplier: DIDALAB

Gratings transmission, 1200 lines/mm, these accuracy gratings have a great uniformity of lines on the whole working area, the workin g area (36x24mm) is protected by a glass plate, compatible with our slide-holders. 1 * 1 items

Supplier: DIDALAB

Copy of a rowland grading on a collodion foil between two glass plates in a metal frame, number of lines 600lines/mm, grating consta nt 1.7m, dimensions 50x50mm. 1 * 1 items

Supplier: DIDALAB

Sodium spectral lamp, power supply + low pressure, 18W, adapted ventilation, 2P+E power outlet with fuse, no risk of burning, econom icalm, can be used on the lamp base or on optical bench, UK. 1 * 1 items

Supplier: DIDALAB

Multimeter, DC voltage: 100mv~1000v, AC voltage: 100mv~750v, DC current : 100µa-10a, AC current: 1ma-10a, R 100 ohms~100 mohms, RTD -200°c~600°c, thermocouple -200°c~1820°c, 6 ½ digit display : 1,200,000 counts, DCV basic accura K. 1 * 1 items

Supplier: DIDALAB

Generator, arbitrary functions, UK, 0.1Hz ~ 5MHz with 0.1Hz resolution, AM/FM/FSK modulation-sweep and frequency counter, sine, squa re, ramp, noise , arbitrary wavefrom signals, 1%~99% adjustable duty cycle, 3.5 inches LCD scr . 1 * 1 items

Supplier: DIDALAB

Absorbing filter, diameter 40mm, against infra-red beams, in order to avoid any overheating of the optical parts. 1 * 1 items

Supplier: DIDALAB

Stand for economical spectral lamp, stabilisation, height setting, can be used on a bench, with a michelson, a spectrogoniometer. 1 * 1 items

Supplier: DIDALAB

Diffracting object D-shaped, diameter 50mm. 1 * 1 items

Supplier: DIDALAB

Mirror, black, for the brewster angle experiment. 1 * 1 items

Supplier: DIDALAB

Holder rotating, mounted on diameter 10mm rod. 1 * 1 items

Supplier: DIDALAB

Goniometer, digital, used for experiments on prism or grating deviation, 20 seconds of arc, consist of autocollimating telescope, ad justable focus by knurled screw, focus length 162mm, sliding eyepiece, collimator manual setting . 1 * 1 items

Supplier: DIDALAB

Calibration object, 40mm diameter . 1 * 1 items

Supplier: DIDALAB

Neon spectral lamp, bulb, ECO27 screw socket. these spectral lamps have an excellent value for money, they allow the acquisition of rare gases at lower cost. 1 * 1 items

Supplier: DIDALAB

Helium spectral lamp, bulb, ECO27 screw socket. these spectral lamps have an excellent value for money, they allow the acquisition o f rare gases at lower cost. 1 * 1 items