13:59

Making a Spectrascope

01:40

Weed Mower

13:51

Making a Fizeau Interferometer

13:59

A DIY Spatial filter

11:06

Spectrohelioscope Part2

11:47

Immersion null

10:17

Spectrohelioscope part1

17:22

Making an Adjustable Slit for a Spectroscope

06:04

Slurry Pump

09:18

window scope upgrade

09:58

Bath update

16:15

Pell Laps & LP66

04:28

Porcelain Tile laps

15:19

Barn Door Tracker

15:18

Jones Herschelian Part 6

12:32

Jones Herschelian Part 5

14:37

Building a Jones Herschelian Part 4

19:51

Making a Jones Herschelian Part 3

13:47

Making a Jones Herschelian Part 2

09:23

Making a Jones Herschelian (Chief) Part1

13:26

Making and Figuring an 8 inch F3

01:41

Testing a 6 inch flat

06:48

A Fiber Optic Light Source

13:02

Figuring an Astigmatic Mirror

10:29

Pitch

07:23

Using a Bath Interferometer

15:00

Making a Bath interferometer

14:52

Eq Platform part 2

14:48

Eq Platform part 1

14:36

More on flat making

14:18

Chiefspiegler Optics for a 10 inch F/10 telescope

12:05

Window scope

06:26

Safe Solar Projection

10:58

Parabolizing a 12 inch F/7.6 parabolic mirror

14:35

Lens and Mirror Making for the ATM #9

11:12

Lens and Mirror Making for the ATM #8

14:41

Lens and Mirror Making for the ATM #7

14:47

Lens and Mirror Making for the ATM #6

14:58

Lens and Mirror Making for the ATM #5

13:08

Lens and Mirror Making for the ATM #4

14:40

Lens and Mirror Making for the ATM #3

07:06

Lens and Mirror Making for the ATM #2

14:33

Lens and Mirror Making for the ATM #1

07:17

Curve Generating medium size lenses or mirrors

04:26

Testing an optical flat in water: part 2

15:25

Testing an optical flat in water.wmv

00:22

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