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What is the maximum angle between the two first order for the blue and red light?

A grating has 2200 lines / cm. What is the angle between the top two first order for red light (= 685 nm) and blue (= 410 nm)? ___ Titles

Line separation = 0.01/2200 = 4.54545e-6 m. θ = arcsin (m * λ / a) where m is the order (= 1) and λ is the wavelength (see ref.). 0.1512763 rad = θ1, θ2 = 0.0903228 rad. You can do the rest.

Fine Art large Hand Signed Oil Painting First Light Fine Art large Hand Signed Oil Painting First Light Paypal 0 Bid US $9.95 6h 34m
Persis Weirs DAWNS FIRST LIGHT Limited Edition HORSE Persis Weirs DAWNS FIRST LIGHT Limited Edition HORSE Paypal US $75.00 30d 3m
Steve Hanks First Light ART PRINT Steve Hanks First Light ART PRINT Paypal US $174.99 25d 7h 20m
Phillip Crowe FIRST LIGHT Ducks Signed Numbered art Phillip Crowe FIRST LIGHT Ducks Signed Numbered art US $79.99 23d 6h 50m
Lawrence Coulson First Light Man Sunrise Painting SN Lawrence Coulson First Light Man Sunrise Painting SN Paypal US $112.55 27d 21h 52m
Steve Hanks First Light A P ART PRINT Steve Hanks First Light A P ART PRINT Paypal US $264.99 21d 7h 11m
★ 25th Anv Bob TIMBERLAKE FIRST LIGHT Print Framed ★ ★ 25th Anv Bob TIMBERLAKE FIRST LIGHT Print Framed ★ Paypal US $54.95 19d 43m
First Light Photo Daguerreotype 1839 11x14Photo Repro First Light Photo Daguerreotype 1839 11x14Photo Repro Paypal US $14.74 12d 2h 32m
First Light Flight by Bob Timberlake Signed Numbered First Light Flight by Bob Timberlake Signed Numbered Paypal US $399.99 18d 20h
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Ron Van Gilder First Light Widgeon Signed ed 17 750 Ron Van Gilder First Light Widgeon Signed ed 17 750 Paypal US $25.00 5d 19m
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First Alert PIR720RN Motion Sensing Light Socket First Alert PIR720RN Motion Sensing Light Socket
List Price: $34.99
Sale Price: $19.99

The First Alert Motion-Sensing Light Socket quickly and easily transforms an ordinary light socket into a motion-sensing socket. This clever device will automatically turn on a light when it senses movement, and it will turn off the light after movement is no longer detected...

AeroGarden 900211-1200 3 with 3-Pod English Garden Flowers Seed Kit, White AeroGarden 900211-1200 3 with 3-Pod English Garden Flowers Seed Kit, White
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AeroGarden 3 with 3-Pod English Garden Flowers Seed Kit, White

Blacklight Fixture with Bulb- 18 Blacklight Fixture with Bulb- 18"
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Sale Price: $14.99

Please Note: Products are designed and rated for use in the United States using 120 volt current. With or without a transformer, this product is not recommended for use outside the US. Blacklight comes with UL Listed metal fixture and 18" long blacklight tube...

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First Light First Light
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First Things First Personalized Hooded Towel


First Things First Personalized Hooded Towel


$44


A perfect accessory for bath time! This amazingly soft terry cloth towel is custom embroidered with baby's first initial and beautifully packaged with color-coordinating ribbon. In your choice of block or script letter, this is a truly appreciated baby gift! Features and facts: Made of 100% cotton Size: 33"" x 33"" Embroidery colors: light blue, yellow, royal blue, red and pink

Jet Light Light Surf Helmet


Jet Light Light Surf Helmet


$169.95


Suomy Jet Light Light Surf Helmet It rsquo;s the smallest European standard certified helmet on the market! It rsquo;s light compact and it can be easily put under the seat of scooters. Double density EPS liner visor pivot lit with 3 steps lock system and removable liner makes this open face a real small precious stone! Features: Lexan polycarbonate shell in one size Lightweight Polycarbonate injected face shields first equipment and spare parts with anti-scratch coating Clear face shield supplied as first equipment Easy visor replacement without tools Removable and washable padding in Top Quality Hypoallergenic lining Removable and washable cheek pads in and neck protection in Top Quality Hypoallergenic lining Quick release chin strap retention system HOMOLOGATIONS: ECE 22-05 - for European Countries INMETRO NBR7471 - for Brazil

???First Photos??? Circle Photo Album (Pink)


???First Photos??? Circle Photo Album (Pink)


$31.99


Keepsake baby photo album with light pink circles on the front and a silver metal photo holder. The silver plate beneath the frame reads ???First Photos.??? Features and facts:Photo album in shades of pinkIncludes 100 acid-free pages and two CD pocketsCan hold up to 200 4??? x 6??? picturesMeasures 9??? x 8 ????? x 1 ?????

???First Photos??? Circle Photo Album (Blue)


???First Photos??? Circle Photo Album (Blue)


$31.99


Keepsake baby photo album with light blue circles on the front and a silver metal photo holder. The silver plate beneath the frame reads ???First Photos.??? Features and facts:Photo album in shades of blueIncludes 100 acid-free pages and two CD pocketsCan hold up to 200 4??? x 6??? picturesMeasures 9??? x 8 ????? x 1 ?????

My First Sofa - Snoozy Bear


My First Sofa - Snoozy Bear


$76.99


Sitting 22"" tall, this teddy snuggles up in subtle colors of sable brown, grey, ecru and even has a darling hat (It's removable!) Though light enough to tote anywhere, this mini-sofa still has a 17"" base sturdy enough to support! Encourage the little one's independence with his own seat for TV watching or just visiting with the family. This is a super sweet baby gift and looks great in the nursery too.

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