Diffraction Grating Equally-Spaced,Straight Groove Concave Gratings

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	Part No. Grooves per (mm) Radium of curvature (mm) Blaze wavelength(nm) (Littrow Configration) Blank size H x W x T (mm) Blaze angle (degree) 001-0448 2,400 2,000 25 40×36×10 1.8 001-0449 2,400 10,310 29 60×100×15 2 001-0438 1,200 10,310 38 60×98×15 1.3 001-0426 1,200 2,000 50 40×36×10 1.8 001-0277 600 200 250 25×20×8.97 4.3 001-0250 400 100 300 30×30×10 3.5 001-0249 350 100/67(1) 290 16×20×8 2.9 001-0451 600 200/134.7(1) 250 25×20×8.6 4.3 001-0391 800 3,000 109 60×64×10 2.5 001-0291 2,400 3,000 36 60×64×10 2.5
	(1)Toroidal surface=(radius of curvature in horizontal direction)/(radius of curcature in vertical direction)

Product Information

		Reflection Plane Diffraction Gratings
	·	Equally-Spaced,Straight Groove Concave Gratings
		Aberration-Corrected Concave Grating for Monochromator Seya-Namioka Type
		Aberration-Corrected Concave Grating for Monochromator Normal-incidence Type
		Aberration-Corrected Concave Grating for Monochromator Normal-incidence Type