so R.P. increases Focal length of Eye piece If fe increases, M.P. decreases Aperture of eye piece No effect as aperture changes Aperture of objective lens As decreases aperture increases, R.P. also increases Wavelength of light As increases wavelength increases, R.P. decreases Length Decreases Diameter of the objective D lens increases, R.P. increases. 22. Compound Microscope Factor Magnifying Resolving Limit of resolution power Formula M.P. = LD / f0fe (2 Sin / / (2 Sin μ θ) λ λ μ θ) Focal length of If fo increases, As focal length increases, Increases objective lens M.P. decreases cone angle decreases, so R.P. decreases Focal length of If fe increases, Eye piece M.P. decreases Aperture of eye No effect as piece aperture changes Aperture of As aperture decreases, Increases objective lens cone angle decrease, R.P. also decreases Wavelength of As wavelength increases, increases light R.P. decreases Length Decreases Diameter of the D decreases, R.P. objective lens decreases. 23.
so R.P. increases Focal length of Eye piece If fe increases, M.P. decreases Aperture of eye piece No effect as aperture changes Aperture of objective lens As aperture increases, R.P. also increases decreases Wavelength of light As wavelength increases, R.P. decreases increases Length Decreases Diameter of the objective lens D increases, R.P. increases. 22. Compound Microscope Factor Magnifying power Resolving Limit of resolution Formula M.P. = LD / f0fe (2 μ Sin θ) / λ λ / (2 μ Sin θ) Focal length of objective lens If fo increases, M.P. decreases As focal length increases, cone angle decreases, so R.P. decreases Increases Focal length of Eye piece If fe increases, M.P. decreases Aperture of eye piece No effect as aperture changes Aperture of objective lens As aperture decreases, cone angle decrease, R.P. also decreases Increases Wavelength of light As wavelength increases, R.P. decreases increases Length Decreases Diameter of the objective lens D decreases, R.P. decreases. 23.