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Miscellaneous Optics

Item #480. Polygon Scanner Mirror. 15 facets, each 7mm x 18mm. Has 25mm diameter central bore. Slightly used, good condition. Several available.

$10

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Item #565. Fresnel lens, 3in square; 3.0 in focal length. Plastic.

$5

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Item #202. Ground Glass 3-1/2" x 4-3/8" x 1/16", ground on one side.

$2

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Item #215. Right Angle Prism, 32mm x 32mm faces. 

$5

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Item #445. Large fine ground acrylic cylinder lens blank. 6" long x 2" wide, approx 5" radius of curvature.

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$5

Item #448. Cylinder Lens 1.0 in x 3.5 in x approx 8 in focal length. Small chip at one "corner."

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$6

Item #553. Uniphase Helium-Neon Laser. Model 1508 "Novette." Unit manufactured in 1986 is in good working order. Includes power supply, rail mounting bolts and accessory adapter. FREE shipping in USA. 

$95

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Item #558. Melles Griot Helium-Neon Laser. 5mw Model 25-LHP-121-249.  Unit manufactured in 2008 is in excellent condition. Includes power supply with keyed switch. FREE shipping in USA. 

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$495

Item #521. Trihedral Retro-reflector, 75mm diameter. Originally used as 3-facet scanner mirror. Aluminized surfaces show minor abrasion.

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$15

Item #450. Used 3x28 Opera Glass with Case.

$3

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Item #41. Small Lighted Magnifier. Uses two AAA batteries (not included).

$2

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Item #211. Used achromatic lens, 12mm dia x 25 mm focal length.

$3

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Item #220. Borosilicate Crown II optical glass  Nd = 1.517  V64.5  10" x 6.4" x 0.27" thick.  Polished both sides.

$10

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Item #523. Uncoated plano-convex lens. 60mm diameter, 60mm focal length. Mounted in aluminum tube, 70mm diameter.

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$6

Item #522.  Used elliptical diagonal mirror, gold coated. 65mm minor axis x 16mm thick. Aluminum mount. Some laser ablation damage to gold coating.

$15

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Item #472. Alloy Aluminum Mirror Blanks: Two 76mm dia x 13mm thick alloy blanks, instructions for grinding and polishing.

$10

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Item #222. Alloy Aluminum Mirror Blanks: Two 88mm dia x 13mm thick alloy blanks, instructions for grinding and polishing.

$12

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Item #471. Alloy Aluminum Mirror Blanks: Two 102mm dia x 14mm thick alloy blanks, instructions for grinding and polishing.

$17

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Item #224. Alloy Aluminum Mirror Blanks: Two 112mm dia x 15mm thick alloy blanks, instructions for grinding and polishing.

$20

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Item #551. Alloy Aluminum Mirror Blanks: Six (6) 32mm dia x 12mm thick alloy blanks, instructions for grinding and polishing.

$10

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Item #552. Alloy Aluminum Mirror Blanks: Six (6) 38mm dia x 12mm thick alloy blanks, instructions for grinding and polishing.

$12

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Item #203. New Ramsden eyepiece lens set with mounting instructions; 50mm focal length.

$4

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Item #559. Lens Bond® optical cement, Type M62. Sealed small pkg.

$3

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Item #567. Ronchi screen, photo film type. Two pieces approx 1" square.

$3

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Item #568. Olympus 28mm focal length lens assembly w/working f-stops. No camera body mount or focus function.

$5

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Item #566. New Plano-Convex lens. 18mm diameter, 36mm focal length. AR coating.

$5

Item #573. Brass sextant, eight inches wide, with display stand. Unknown manufacturer.

$25

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Item #564. Optical grab bag. Typical contents as shown include optical fiber, filters, camera shutter and lens assemblies, adapter rings, lens caps and more. Several available. . . .

$9

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