Blogs about: Optics

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Thomas Harriot, Algonquian, and Optics

proto57 wrote 2 days ago: Thomas Harriot certainly comes under the catagory of “People whom History Forgot”, right … more →

Tags: codes and ciphers, Dating the VMs, algonquian, New Atlantis, New World, thomas harriot, voynich manuscript

The Sound of Light

aszerdi wrote 2 days ago: Together with his research team, Professor Vasilis Ntziachristos from the Helmholtz Zentrum Munich, … more →

Tags: Research & Development, 3D, Absorption, acoustics, Fish, Fluorescence, Fluorescent, helmholtz, Helmholtz Zentrum München

TECH TIP: Keep Your Rifle Level for Better Scores1 comment

Editor wrote 5 days ago: Experienced marksmen know they should keep their rifles level when shooting. But they may not unders … more →

Tags: ▫Articles, accuracy, Angle, can't

Leupold® Introduces New Rifleman®

drchoat wrote 1 week ago: Leupold® Introduces New Rifleman® QDManager™ Riflescope Company Extends Partnership with QDMA BEAVER … more →

Tags: General, hunting, Products, Press Release, leupold, Riflescopes, QDMA, Rifleman, affordable

Foto Locchi Firenze

subtielman wrote 1 week ago: In Florence I bumped into Foto Locchi. Drawn in by the large (and cheap!!) vintage sunglasses collec … more →

Tags: Marketing, Fashion, vintage, Florence, Sunglasses, Firenze, Foto Locchi, Passion, Italy

Camera Lenses - "How they make 'em' series

KJ wrote 1 week ago:      Walk through the awesomeness of Optical Magic, see how precise machinery are involved in making … more →

Tags: How do they make 'em series, Photography, how they make lenses

My Optics Pro FREE Newsletter

charsoptics wrote 1 week ago: Click this link to sign up for our FREE newsletter! Product features, specials and general informati … more →

Tags: Newsletter, Binoculars, Bushnell, Camping, canon, Galileo, Hiking, Hunting & Fishing, Nikon

The Book M, John Heydon, and the Book of Solomon

proto57 wrote 1 week ago: The Rosicrucian Fama Fraternitatis makes reference to several important works. The “Book M … more →

Tags: codes and ciphers, Dating the VMs, Fantasy, history & provenance, Bensalem, book m, book of solomon, Fama Fraternitatis, john heydon

Invisibility physics: Hiding and seeking, all at once!2 comments

skullsinthestars wrote 2 weeks ago: When the first papers on the idea of a “cloaking” device came out in 2006, lots of peop … more →

Tags: invisibility

Inexpensive Stick-On Lenses Help Older Eyes

Editor wrote 2 weeks ago: The majority of competitive shooters in many disciplines are over 40, with a high percentage over 50 … more →

Tags: ▫Videos, Glasses, Lens, Optx 20/20, Reading

Zeiss Hensoldt Scopes Now Offered in USA2 comments

Editor wrote 2 weeks ago: The Hensoldt line of optics represents the premium military/tactical series of riflescopes and spott … more →

Tags: New Product, ballistics, Hensoldt, Scope, tactical, Zeiss

meniscus

bo wrote 3 weeks ago: noun 2. Optics. A lens that is convex on one side and concave on the other, specifically a convexo-c … more →

Tags: Infinite Jest, pg. 986, pg. 832, M

Hawke Endurance MAP 3 - 9x40 mm -- scope

airgun wrote 3 weeks ago: … more →

Tags: airgun, Scope, Hawke

World Science Festival

scientiste wrote 3 weeks ago: Starting tomorrow, June 10th, and continuing through Sunday, June 14th. In New York. The event is ch … more →

Tags: astronomy, Biology, Chemistry, communication and networking, Education, Engineering, Illumination, Literature, museum

Optics with Jello Lenses4 comments

Scott wrote 1 month ago: How do you see light’s path through a lens?  We did this experiment at the DAMOP teacher … more →

Tags: activities, Lab & Classroom Equipment, Lab Experiments, physical science, projects, Lens

Leica Introduces New ER Riflescopes1 comment

Editor wrote 1 month ago: Leica is famous for its rangefinders, spotting scopes, and binoculars (and of course cameras). Now L … more →

Tags: New Product, AquaDura, Germany, leica, Scope

Optical Comparisons1 comment

proto57 wrote 1 month ago: It has been said that the Voynich theories I have developed and researched are only about the micros … more →

Tags: micography, microscopes, Telescopes, Voynich

Question on Finding Energy of Yellow Light

physicsqa6 wrote 1 month ago: Dispersion of light is the Concept introduced by Sir Issac Newton and from they the experimental stu … more →

Tags: Dispersion of Light, vibgyor, wavelength of light, energy of light, spectrum, Physics Help

Focus back on back focus 2 comments

Matthew Duclos wrote 1 month ago: Back focus is a common term used to describe the Flange Focal Distance (FFD). Or the distance betwee … more →

Tags: Tutorial, Lens, back-focus, flange focal depth, ffd, collimate, Calibration


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