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Schreiber__'s latest activity
S
Schreiber__
posted the thread
Fresnel Lens - Solve for Lithography & Power
in
Introductory Physics Homework Help
.
For the first part, I got correct: M = (lambda*f)/r_n Converting units to meters (m) then plugging them in: (550x10^-9 m) * (0.67...
Apr 29, 2024
S
Schreiber__
reacted to
haruspex's post
in the thread
GRIN Lens - Gradient Coefficient Expression
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https://www.thorlabs.com/NewGroupPage9_PF.cfm?ObjectGroup_ID=1209#
Apr 24, 2024
S
Schreiber__
replied to the thread
GRIN Lens - Gradient Coefficient Expression
.
This is a good approach.
Apr 23, 2024
S
Schreiber__
reacted to
haruspex's post
in the thread
GRIN Lens - Gradient Coefficient Expression
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Fractional change suggests to me nmin = 1.6(1 - 0.05). If the radius of the lens is R that gives ##\frac 12 g^2R^2=\Delta=0.05##.
Apr 23, 2024
S
Schreiber__
reacted to
haruspex's post
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GRIN Lens - Gradient Coefficient Expression
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For the benefit of others unfamiliar with the topic: "A ray incident on the front surface of a GRIN lens follows a sinusoidal path along...
Apr 23, 2024
S
Schreiber__
replied to the thread
GRIN Lens - Gradient Coefficient Expression
.
Thank you, I'll look at that for the solution of the gradient, then solve for the length. There is a second step where we change the...
Apr 23, 2024
S
Schreiber__
posted the thread
GRIN Lens - Gradient Coefficient Expression
in
Introductory Physics Homework Help
.
z= the length of the lens, P is the pitch and g is the gradient constant. I attempted to solve for g using the radius and delta, but I...
Apr 23, 2024
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