Cassegrain Telescope Optical Simulator
Interactive visualization of a Cassegrain telescope system with adjustable parameters
100 mm
300 mm
50 mm
200 mm
10 mm
50 mm
Optical System Parameters
Primary Mirror Focal Length
110 mm
Secondary Mirror Focal Length
70 mm
Virtual Object Distance
90 mm
Final Image Distance
315 mm
Mirror Formula Calculations
f₁ = R₁/2 = 220/2 = 110 mm
f₂ = R₂/2 = 140/2 = 70 mm
u = f₁ - d = 110 - 20 = 90 mm
1/v = 1/f₂ - 1/u = 1/70 - 1/90 ≈ 0.00317
v ≈ 315 mm
f₂ = R₂/2 = 140/2 = 70 mm
u = f₁ - d = 110 - 20 = 90 mm
1/v = 1/f₂ - 1/u = 1/70 - 1/90 ≈ 0.00317
v ≈ 315 mm
