E-45-351 20mm Dia. x 35mm FL, MgF2 Coated, Achromatic Doublet Lens product-series_afl-adss AC Adapter Battery Charger

AC Adapter Battery Charger

good enough to reach distances of up to 10Km

Ideal Replacements for IPA and/or Acetone

Back Focal Length BFL (mm): 8

performance

E-45-351 20mm Dia. x 35mm FL, MgF2 Coated, Achromatic Doublet Lens product-series_afl-adss AC Adapter Battery ChargerE 45351 20mm Dia. x 35mm FL, MgF2 Coated, Achromatic Doublet Lens Product MGF2 Coating Curve Product ISO Product Drawing Diameter (mm): 20. 00 +0. 0 0. 025 Effective Focal Length EFL (mm): 35. 00 Focal Length Tolerance (%): 2 Back Focal Length BFL (mm): 29. 90 Focal Length Specification Wavelength (nm): 587. 6 Clear Aperture CA (mm): 19. 00 Centering (arcmin): <1 Center Thickness CT 1 (mm): 7. 33 Center Thickness CT 2 (mm): 1. 76 Center Thickness