Dr John Photography

Photography - A Path To Healing

Home Books Photo Gallery Library Telescopes and Binoculars Used Equipment Biography Courses and Therapy offered at the Thinkific School Facebook Group Chat Room
Home About Us Neurochemical Nutrition (Migraine / Depression Protocol) BrainicityTM Brain Biofield Enhancement Photography - A Path To Healing Symptoms Analysis Additional Consultations Orthomolecular Assessment Starship Diabetes Books Library Courses and Therapy offered at the Thinkific School
Wellevate Logo
Home Ascension Course
Allocca Biotechnology, LLC 202 East Main Street, Suite 102
Huntington, NY 11743 Phone (631) 757-3919
 Fax (888) 878-4199 Email Find us on Facebook
Click to Join Our Mailing List


Articles and Calculators

Dueling Cameras for Wildlife and Landscape (click)

Why Do I Need A Large Lens For Wildlife Photography? (click)

A Practical Nature Photography Hiking Setup.pdf (click)

Wheeled Camera Case Setup for Wildlife Photography (click)

Carrying Photographic Equipment The Easy Way (click)

Lightweight Backpackers Observation Kit (click)

Using a Ball Head as a Gimbal Head (click)

Lunar Imaging at Various Focal Lengths (click)

Wildlife and Nature Phototography Equipment Recommendations (click)

A Beginner's Guide to Imaging the Moon (click)

Introduction to Non-Tracking DSLR Astrophotography (click)

70 mm to 600 mm Full Frame at 40 Feet.pdf (click)

Backyard Bird Photography (click)

Crop Sensor vs Full Frame Sensor Cameras and Lenses (click)

Lens Simulations (click)

Depth of Field Examples (click)

Sony FE 90 mm Macro Lens Resolution Tests.pdf (click)

Nikon D810 vs Nikon D810a with Photoshop Processing (click)

Comparison of Optics for Imaging the 2017 Solar Eclipse (click)

Tokina 17-35 mm F4 FX AF for Nikon Test Shots (45 mb) (click)

Night Vision - The Red Myth (click)

Binoculars (click)

Travel Case for Celestron C6 Telescope (click)

Lens Exposure Time Calculator

Field of View Calculator

Nikon Lens Simulator

Webcast and Podcast Studio