Spectrometer materials list
Page for organizing parts lists and instructions for the "countertop spectrometer" on Kickstarter
Countertop spec
Lead on non-PVC options (CT/MASS) - http://www.ew-ct.com/
- Easily IR-modifiable webcam - USB HD with flat sides
- $11 halogen puck light
- $10.35 halogen puck light
- dimmable transformer
- $1.30 polypropelyne 1" L-joint, threaded: http://www.mcmaster.com/#plastic-pipe-fittings/=j5uf11
- More polypro elbow (maybe threaded...): http://www.murrayequipment.com/iteminfo.asp?Manuf=PLY&Part=L1
- threaded polypro elbow: http://www.dultmeier.com/products/search/2020
- same as above but M/F: http://www.dultmeier.com/products/search/2021
- $0.70-$1 ea light bulb socket
- $5.38 ea 2-gang PVC FSE box with one 1" exit hole
- non-PVC junction boxes
- $4.38 ea 1-in Type-LB PVC fitting ($2.70 in quantity or $1.79 from Ace Hardware (Google Shopping, orig manufacturer)
- $11 ea 1-in Type-LB aluminum access port
- <$1.60 - Bulk Purchase - 1" aluminum part in bulk on Alibaba
- internal elbow PVC joint
Metal conduit options:
- http://www.mcmaster.com/#conduit-benders/=l4u5wd
- http://www.mcmaster.com/#conduit-fittings/=l4u0cu
- phenolic lamp sockets: http://www.1000bulbs.com/category/phenolic-incandescent-sockets/
Final countertop parts:
- $8.59 - in-line replacement dimmer
- $18.06 - PVC Outlet Box with Hub Single Device, One Hub, 1" Hub Trade Sz (McMaster)
- $3.50/ft cheap black PP pipe
- $1.78 - 90° Elbows, Male Unthreaded Pipe End to Female Unthreaded Socket End - McMaster 4880K773
- <$1.60 - Bulk Purchase - 1" aluminum part in bulk on Alibaba
- $5.38 ea 2-gang PVC FSE box with one 1" exit hole
- $0.70-$1 ea light bulb socket
$10 USB camera (roughly)
1' PVC 1" pipe
- faceplate for base box
- light bulb
Total price: $40 so far
Final kit
Dimensions: 2x3x6 Type LB conduit box
Packaging options:
- $0.27 - http://www.uline.com/Product/Detail/S-9847/Literature-Mailers/7-x-3-5-8-x-2-1-8-White-Literature-Mailers
- $0.42 - http://www.uline.com/Product/Detail/S-9848/Literature-Mailers/7-1-8-x-4-1-2-x-3-White-Literature-Mailers
- $0.20 - http://www.uline.com/Product/Detail/S-7369/Specialty-Boxes/3-x-3-x-6-Kraft-Reverse-Tuck-Cartons
- $0.23 - http://www.uline.com/Product/Detail/S-4881/Corrugated-Boxes-200-Test/4-x-4-x-6-Corrugated-Boxes
Fancy:
- Wooden box
- whoa, metal options for spec enclosure
- Super-fancy aluminum "iron man" style conduit body
- cast aluminum conduit boxes (for base)
Mobile
- http://www.protomold.com/ - rapid injection molding, 10-10,000
- http://photojojo.com/store/awesomeness/cell-phone-lenses/
- http://www.thingiverse.com/thing:28100 (ChemistryDude edition, for extrusion printing, he mentioned a version for nylon commercial 3d printing too...)
Other parts
- Desktop microphone stands (still needs a clip, but ~$8)
small square glass bottles (see Quarter-ounce bottles)
Regular postcards are $0.32, Maximum size: 6 inches long by 4-1/4 inches high by .016 inch thick