Lensglass, in mount, D 50 mm, FL +300 mm

For demonstrating the refraction of light, determining focal lengths, lens laws, studying optical phenomena and the application of lenses in optical instruments;
Convex lens made of high-quality optical glass, mounted in a frame (focal length indicated on the frame)
Lens material: optical glass, type K9
Focal length: Fl = +300 mm
Lens diameter: 50 mm
Dimensions: D= 53 mm, H= 27  mm
Optical mount material: glass fibre reinforced polyamide, black
Weight: approx. 27 g

Additionally recommended:
DL504-1L Holder for lenses in mounts and round apertures, with stem
or
P5310-2A Lens holder, SE