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5° - Transverse Beam Divergence (FWHM) - 28° - Lateral Beam Divergence (FWHM) - 12° -
Maroon Temperature Range 0øF
37 dB dynamic range and best-in-class dead zones
Single-speed ratchet mechanism
Compact design and light weight facilitates easy storage in your tool bag
E-47-639 25mm Dia. x 75mm FL, VIS 0° Coated, Achromatic Lens other_tight- 5° - Transverse Beam DivergenceE 47639 25mm Dia. x 75mm FL, VIS 0 Coated, Achromatic Lens Product VIS 0 Coating Curve Product ISO Product Drawing Diameter (mm): 25. 00 +0. 0 0. 025 Effective Focal Length EFL (mm): 75. 00 Focal Length Tolerance (%): 2 Back Focal Length BFL (mm): 70. 39 Focal Length Specification Wavelength (nm): 587. 6 Clear Aperture CA (mm): 24. 00 Centering (arcmin): <1 Center Thickness CT 1 (mm): 7. 00 Center Thickness CT 2 (mm): 2. 50 Center Thickness Tolerance
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