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The kits are suitable for optics study and research purposes where multiple focal length lenses may be required.
EKSPLA lens kits contain a selection of one inch diameter research quality lenses of all four basic shapes.
Plano-convex and biconvex lenses cover focal distance from 25 to 1000 mm.
Focal length of plano-concave lenses ranges from -50 to -300 mm while the one of biconcave - from -25 to -200 mm.
Lens kits may be purchased uncoated or antireflection coated for customer specified wavelengths.
140-0240 kit includes 40 lenses made of BK7 optical glass.
140-3236 kit contains 36 items made of fused silica (FS).