EISCO Premium Quantitative Spectroscope - 400-700nm Range, 5nm Accuracy
from $11.35
EISCO Economy Spectroscope Tube - 500 Lines/mm Grating - Eisco Labs
from $8.89
EISCO Premium Quantitative Spectroscope - 400-700nm Range, 5nm Accuracy - for Studying Light Sources, Measuring Wavelengths & Color Spectra
from $9.99
Using Commercial Amateur Astronomical Spectrographs (The Patrick Moore Practical Astronomy Series)
$37.59
from $30.00
Handheld Diffraction Spectroscope, Pocket-Sized Grating Gemological Spectrometer in a Gem Tool Jewelers Eye Loupe for GIA Use and Quick Identification Gemstone Jewelry Magnifier
from $31.99
Portable TinySA Spectrum Analyzer,SEESII Upgraded V0.3.1 Handheld Tiny Frequency Analyzer 100kHz to 960MHz MF/HF/VHF UHF Input,Signal Generator with 2.8 inch Touch Screen with ESD Protect Function
from $79.99
The Original Spirograph Deluxe Set, Arts and Crafts For Kids 8-12, Spin Art, Retro Toys, Kids Art Set, Kids Games 8-12, Spiral Art Kit, Art Supplies for Kids, Art Kit, Drawing Set for Kids 8-12
$23.97
from $22.00
Spectro 1 Pro Mobile Spectrophotometer - Color Matching, Visual Analysis - Portable Spectrometer for Paint Matching - Measures Reflectance Curves, Color Data with Precision. Simplify Color Analysis
from $299.99
Imaging Sunlight Using a Digital Spectroheliograph (The Patrick Moore Practical Astronomy Series)
from $43.88
Gain Express Pocket Diffraction Grating Gemological Spectroscope for Quick Gemstone Identification and GIA Use
from $33.99
More results from Amazon »