All Products
LED for Robots (Red)
LED for Robots (Red) LED for Robots (white)
LED for Robots (white)
LED Indicator
LED IndicatorWhen plugged into a detector coil, the LED flashes red or green as the detector coil passes through the magnet to indicate which direction the current flows through the detector coil.
LED Light Indicator
LED Light IndicatorAn innovative replacement for torch bulbs in circuit studies. The unit uses two parallel LEDs to give ultra long life.
LED Ray Box
LED Ray BoxA classic ray box for ray tracing in optics experiments. The light source is a high intensity white LED which runs at low temperature. Ships with removable slit plate and lens to provide one or three parallel rays.
LED Stroboscope
LED StroboscopeThe Lascells LED stroboscope is a compact microcontroller timed strobe lamp suitable for prolonged operation. The lamp is a bright 1100lm 20W LED and is separate to the control unit on a 1.2m lead.
LED, 5 mm, 20 mA, red
LED, 5 mm, 20 mA, redIncluded in 655000 Breadboard electronics set Unit: 100 pcs.
Leidenfrost dish
Leidenfrost dishDish made of steel. The dish is heated to several hundred degrees Celsius and a few drops of water are added.
Lens (75 mm)
Lens (75 mm)Replacement 75 mm lens for the Introductory Optics System (OS-8500).
Lens and aperture holder
Lens and aperture holderHolder for loose Ø 50 mm lenses and 50 x 50 mm apertures.
Lens Holder Set
Lens Holder SetMount 50 mm diameter lenses, mirrors, etc. into the empty lens holder and secure with retaining rings. Includes 2 lens holders.
Lens paper
Lens paperUnit: 500 pcs.
Lens Replacement Set
Lens Replacement SetReplacement lens set for the Human Eye Model (OS-8477).
Lenses in holder on rod, + 300 mm
Lenses in holder on rod, + 300 mmLenses mounted in a rectangular shielding sheet (100 x 100 mm) with printed focal length. Fitted with a Ø 10 mm steel rod for use with an optical bench.
Lenses in holder with base, – 200 mm
Lenses in holder with base, – 200 mmØ 40 mm lenses mounted in a shielding plate, 80 x120 mm, with a heavy, stable metal base. Focal length engraved on the plate.
Lenses in holder with base, + 200 mm
Lenses in holder with base, + 200 mmØ 40 mm lenses mounted in a shielding plate, 80 x120 mm, with a heavy, stable metal base. Focal length engraved on the plate.
Lenz’s Law kit, U-profile
Lenz’s Law kit, U-profileLenz’s Law is demonstrated in this apparatus by allowing a magnet to roll down a nearly vertical aluminium U-profile.
